Total Polyphenol Contents and Mineral Profiles in Commercial Wellness Herbal Infusions: Evaluation of the Differences between Two Preparation Methods
Abstract
:1. Introduction
2. Materials and Methods
2.1. Chemicals and Reagents
2.2. Samples
2.3. Preparation of Herbal Infusions
2.4. Determination of Total Polyphenols
2.5. Determination of Mineral Elements
2.5.1. Samples Preparation
2.5.2. ICP-MS Analysis
2.5.3. Determination of Hg
2.6. Analytical Performances
2.7. Health Benefits and Risk Assessment
2.8. Statistical Analysis
3. Results and Discussion
3.1. Total Polyphenols
3.2. Elemental Contents in Herbal Materials
3.3. Principal Component Analysis on Herbal Materials Data Set
3.4. Elemental Contents in Herbal Infusions
3.5. Principal Component Analysis on Herbal Infusions Data Set
3.6. Elemental Transfer Rates
3.7. Polyphenols and Mineral Elemental Uptake by Herbal Infusions
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Herbal Material | TPC in Herbal Material (mg GAE/g) | TPC in Herbal Infusion (mg GAE/g) | Transfer Rate (%) |
---|---|---|---|
Value based on herbal material | |||
Flowers ofChamomile | |||
In Pods | 59.26 ± 3.34 | 42.09 ± 4.21 | 70.99 ± 5.27 |
In Filters | 46.02 ± 3.87 | 41.44 ± 3.13 | 90.59 ± 11.46 |
Average Value | 52.64 ± 7.94 (b) * | 41.76 ± 3.34 (b) | |
Seeds of Fennel | |||
In Pods | 28.70 ± 2.45 | 15.37 ± 1.63 | 54.15 ± 10.45 |
In Filters | 15.74 ± 1.85 | 13.45 ± 1.01 | 85.74 ± 4.16 |
Average Value | 22.22 ± 7.36 (a) | 14.41 ± 1.61 (a) | |
Roots of Licorice | |||
In Pods | 105.86 ± 8.60 | 60.26 ± 4.63 | 57.13 ± 5.73 |
In Filters | 42.90 ± 3.25 | 18.64 ± 0.93 | 43.73 ± 5.46 |
Average Value | 74.38 ± 34.97 (bc) | 39.45 ± 22.99 (b) | |
Leaves of Mate | |||
In Pods | 141.67 ± 10.92 | 69.03 ± 5.44 | 48.73 ± 1.31 |
In Filters | 176.54 ± 12.50 | 171.60 ± 14.97 | 97.13 ± 1.93 |
Average Value | 159.11 ± 21.80 (d) | 120.32 ± 57.08 (d) | |
Leaves of Mint | |||
In Pods | 96.39 ± 6.48 | 63.49 ± 5.96 | 65.96 ± 6.04 |
In Filters | 109.88 ± 10.24 | 101.85 ± 9.26 | 93.44 ± 13.86 |
Average Value | 103.13 ± 10.65 (c) | 82.67 ± 22.14 (c) | |
Leaves of Moringa | |||
In Pods | 81.79 ± 7.43 | 40.43 ± 3.13 | 49.94 ± 8.33 |
In Filters | 111.11 ± 11.23 | 99.79 ± 9.43 | 90.09 ± 8.17 |
Average Value | 96.45 ± 18.18 (c) | 70.11 ± 33.11 (c) | |
Leaves of Red Rooibos | |||
In Pods | 107.41 ± 9.76 | 61.83 ± 6.18 | 57.54 ± 0.85 |
In Filters | 158.64 ± 10.65 | 86.42 ± 9.26 | 54.38 ± 2.20 |
Average Value | 133.02 ± 29.51 (d) | 74.13 ± 15.19 (c) | |
Average Value for Pods | 57.78 ± 9.36 | ||
Average Value for Filters | 79.30 ± 21.17 I ** |
Herbal Materials | K (g/kg) | Mg (g/kg) | Ca (g/kg) | Na (mg/kg) | Fe (mg/kg) | Mn (mg/kg) | Zn (mg/kg) | Cu (mg/kg) | Cr (mg/kg) | Mo (mg/kg) | Co (mg/kg) | Se (mg/kg) | ||||||
Flowers of Chamomile | ||||||||||||||||||
In Pods | 9.69 ± 2.36 | 3.63 ± 0.19 | 2.17 ± 0.18 | 144.59 ± 5.66 | 193.21 ± 3.77 | 81.39 ± 3.84 | 23.39 ± 0.36 | 6.78 ± 0.53 | 1.12 ± 0.46 | 0.78 ± 0.24 | 0.21 ± 0.04 | 0.15 ± 0.04 | ||||||
In Filters | 10.34 ± 2.84 | 4.18 ± 0.03 | 2.27 ± 0.09 | 129.49 ± 2.31 | 159.42 ± 10.21 | 79.51 ± 7.22 | 19.78 ± 0.65 | 4.94 ± 0.16 | 1.00 ± 0.14 | 0.95 ± 0.34 | 0.22 ± 0.03 | 0.20 ± 0.06 | ||||||
Average Value | 10.02 ± 2.36 (b) * | 3.90 ± 0.33 (b) | 2.22 ± 0.14 (a) | 137.02 ± 9.13 (a) | 176.33 ± 19.75 (c) | 80.45 ± 5.27 (b) | 21.58 ± 2.03 (c) | 5.86 ± 1.07 (b) | 1.06 ± 0.31 (d) | 0.87 ± 0.28 (c) | 0.21 ± 0.03 (ab) | 0.18 ± 0.05 (b) | ||||||
Seeds of Fennel | ||||||||||||||||||
In Pods | 17.00 ± 4.10 | 4.53 ± 0.20 | 5.13 ± 0.21 | 758.58 ± 6.97 | 169.31 ± 13.99 | 48.84 ± 6.96 | 23.30 ± 1.10 | 10.47 ± 0.27 | 0.34 ± 0.11 | 0.23 ± 0.18 | 0.10 ± 0.02 | 0.23 ± 0.07 | ||||||
In Filters | 20.48 ± 7.12 | 5.98 ± 0.09 | 5.38 ± 0.20 | 862.11 ± 10.20 | 142.52 ± 9.45 | 62.19 ± 8.20 | 21.31 ± 0.69 | 7.59 ± 0.17 | 0.23 ± 0.08 | 0.30 ± 0.18 | 0.12 ± 0.03 | 0.17 ± 0.05 | ||||||
Average Value | 18.74 ± 5.53 (c) | 5.26 ± 0.81 (c) | 5.26 ± 0.22 (c) | 810.35 ± 57.23 (d) | 155.90 ± 18.15 (bc) | 55.52 ± 9.98 (b) | 22.58 ± 1.37 (c) | 9.03 ± 1.59 (c) | 0.28 ± 0.10 (a) | 0.27 ± 0.16 (b) | 0.11 ± 0.02 (a) | 0.20 ± 0.06 (b) | ||||||
Roots of Licorice | ||||||||||||||||||
In Pods | 9.84 ± 3.00 | 3.53 ± 0.12 | 2.17 ± 0.19 | 355.43 ± 11.80 | 125.01 ± 7.46 | 236.67 ± 8.70 | 10.13 ± 0.49 | 2.50 ± 0.20 | 0.68 ± 0.10 | 0.20 ± 0.06 | 0.20 ± 0.01 | 0.10 ± 0.04 | ||||||
In Filters | 10.94 ± 3.04 | 4.25 ± 0.04 | 2.22 ± 0.08 | 431.78 ± 3.77 | 94.30 ± 8.99 | 223.60 ± 26.94 | 14.57 ± 0.71 | 3.94 ± 0.14 | 0.61 ± 0.12 | 0.19 ± 0.09 | 0.39 ± 0.04 | 0.11 ± 0.03 | ||||||
Average value | 10.39 ± 2.77 (b) | 3.89 ± 0.40 (b) | 2.19 ± 0.13 (a) | 393.60 ± 57.23 (c) | 109.65 ± 18.36 (b) | 230.13 ± 19.29 (d) | 12.35 ± 2.49 (b) | 3.22 ± 0.81 (ab) | 0.65 ± 0.11 (c) | 0.19 ± 0.07 (b) | 0.29 ± 0.10 (b) | 0.10 ± 0.03 (a) | ||||||
Leaves of Mate | ||||||||||||||||||
In Pods | 12.17 ± 5.46 | 4.22 ± 0.37 | 3.36 ± 0.17 | 95.12 ± 6.31 | 7.51 ± 1.20 | 623.54 ± 4.06 | 35.12 ± 0.69 | 8.18 ± 0.28 | 0.85 ± 0.11 | 0.04 ± 0.02 | 0.38 ± 0.05 | 0.04 ± 0.02 | ||||||
In Filters | 14.44 ± 5.10 | 5.63 ± 0.07 | 3.22 ± 0.10 | 105.92 ± 2.04 | 12.15 ± 0.80 | 889.60 ± 25.18 | 35.69 ± 1.19 | 9.00 ± 0.14 | 0.97 ± 0.13 | 0.02 ± 0.01 | 0.32 ± 0.04 | 0.12 ± 0.04 | ||||||
Average Value | 13.30 ± 4.89 (b) | 4.92 ± 0.81 (bc) | 3.29 ± 0.15 (b) | 100.52 ± 7.23 (a) | 9.85 ± 2.70 (a) | 756.57 ± 146.62 (e) | 35.41 ± 0.92 (d) | 8.59 ± 0.49 (c) | 0.91 ± 0.13 (cd) | 0.03 ± 0.02 (a) | 0.35 ± 0.05 (c) | 0.08 ± 0.05 (a) | ||||||
Leaves of Mint | ||||||||||||||||||
In Pods | 19.27 ± 6.80 | 7.00 ± 0.02 | 12.19 ± 0.49 | 278.66 ± 2.44 | 890.72 ± 22.44 | 100.52 ± 10.09 | 42.00 ± 0.98 | 17.70 ± 0.16 | 1.12 ± 0.15 | 0.95 ± 0.34 | 0.31 ± 0.04 | 0.07 ± 0.03 | ||||||
In Filters | 17.94 ± 5.98 | 7.50 ± 0.02 | 13.14 ± 0.43 | 303.99 ± 2.92 | 815.63 ± 27.44 | 121.44 ± 15.23 | 35.44 ± 1.02 | 12.66 ± 0.18 | 1.22 ± 0.16 | 1.01 ± 0.38 | 0.25 ± 0.02 | 0.10 ± 0.04 | ||||||
Average Value | 18.61 ± 5.77 (c) | 7.25 ± 0.27 (d) | 12.67 ± 0.67 (d) | 291.32 ± 14.07 (b) | 853.17 ± 46.83 (e) | 110.98 ± 16.28 (c) | 38.72 ± 3.70 (d) | 15.18 ± 2.77 (d) | 1.17 ± 0.15 (d) | 0.98 ± 0.32 (c) | 0.28 ± 0.04 (b) | 0.08 ± 0.04 (a) | ||||||
Leaves of Moringa | ||||||||||||||||||
In Pods | 5.61 ± 1.86 | 10.89 ± 0.18 | 4.35 ± 0.24 | 270.33 ± 6.50 | 490.68 ± 8.13 | 157.60 ± 8.26 | 12.48 ± 0.43 | 5.81 ± 0.29 | 0.80 ± 0.13 | 0.31 ± 0.17 | 0.17 ± 0.03 | 0.09 ± 0.03 | ||||||
In Filters | 6.00 ± 2.11 | 10.72 ± 0.50 | 4.25 ± 0.14 | 241.52 ± 2.21 | 508.73 ± 18.29 | 179.69 ± 20.11 | 12.00 ± 0.41 | 3.75 ± 0.13 | 0.95 ± 0.12 | 0.21 ± 0.11 | 0.09 ± 0.01 | 0.06 ± 0.02 | ||||||
Average Value | 5.81 ± 1.79 (a) | 10.81 ± 0.35 (e) | 4.30 ± 0.18 (c) | 255.93 ± 16.37 (b) | 499.70 ± 16.07 (d) | 168.65 ± 18.31 (c) | 12.24 ± 0.46 (b) | 4.78 ± 1.15 (b) | 0.88 ± 0.14 (cd) | 0.26 ± 0.14 (b) | 0.13 ± 0.05 (a) | 0.08 ± 0.03 (a) | ||||||
Leaves of Red Rooibos | ||||||||||||||||||
In Pods | 3.06 ± 1.33 | 1.96 ± 0.04 | 1.38 ± 0.16 | 2965.45 ± 33.57 | 7.77 ± 0.63 | 20.58 ± 4.23 | 6.93 ± 0.18 | 1.54 ± 0.37 | 0.44 ± 0.06 | 0.16 ± 0.04 | 0.20 ± 0.03 | 0.17 ± 0.04 | ||||||
In Filters | 3.55 ± 0.94 | 2.41 ± 0.02 | 1.86 ± 0.06 | 2514.33 ± 6.23 | 10.33 ± 0.68 | 29.04 ± 5.30 | 8.57 ± 0.38 | 2.20 ± 0.12 | 0.55 ± 0.10 | 0.22 ± 0.12 | 0.20 ± 0.02 | 0.14 ± 0.05 | ||||||
Average Value | 3.30 ± 1.07 (a) | 2.19 ± 0.25 (a) | 1.62 ± 0.28 (a) | 2739.90 ± 248.04 (e) | 9.05 ± 1.52 (a) | 24.81 ± 6.31 (a) | 7.75 ± 0.84 (a) | 1.87 ± 0.44 (a) | 0.49 ± 0.09 (bc) | 0.19 ± 0.09 (b) | 0.20 ± 0.03 (ab) | 0.16 ± 0.04 (b) | ||||||
Herbal Materials | Al (mg/kg) | B (mg/kg) | Ba (mg/kg) | Ni (mg/kg) | Li (mg/kg) | As (mg/kg) | Pb (mg/kg) | Cd (mg/kg) | Hg (mg/kg) | |||||||||
Flowers of Chamomile | ||||||||||||||||||
In Pods | 202.78 ± 6.95 | 28.33 ± 0.87 | 1.02 ± 0.26 | 0.82 ± 0.42 | 0.044 ± 0.014 | 0.089 ± 0.024 | 0.097 ± 0.023 | 0.057 ± 0.013 | <LOQ | |||||||||
In Filters | 178.37 ± 9.13 | 23.22 ± 0.77 | 2.94 ± 0.81 | 1.02 ± 0.58 | 0.032 ± 0.005 | 0.066 ± 0.045 | 0.042 ± 0.022 | 0.135 ± 0.031 | <LOQ | |||||||||
Average Value | 190.58 ± 15.24 (cd) | 25.78 ± 2.90 (bc) | 1.98 ± 1.18 (a) | 0.92 ± 0.47 (a) | 0.038 ± 0.011 (b) | 0.077 ± 0.035 (ab) | 0.070 ± 0.037 | 0.096 ± 0.048 (b) | <LOQ (a) | |||||||||
Seeds of Fennel | ||||||||||||||||||
In Pods | 167.94 ± 10.91 | 17.71 ± 0.87 | 1.09 ± 0.44 | 1.69 ± 0.95 | 0.061 ± 0.014 | 0.059 ± 0.029 | 0.045 ± 0.018 | 0.005 ± 0.001 | <LOQ | |||||||||
In Filters | 155.33 ± 8.20 | 15.36 ± 0.66 | 1.89 ± 0.71 | 1.03 ± 0.60 | 0.046 ± 0.005 | 0.033 ± 0.012 | 0.066 ± 0.024 | 0.006 ± 0.001 | <LOQ | |||||||||
Average Value | 161.63 ± 11.08 (c) | 16.54 ± 1.46 (b) | 1.49 ± 0.69 (a) | 1.36 ± 0.80 (a) | 0.054 ± 0.013 (b) | 0.046 ± 0.025 (a) | 0.056 ± 0.022 | 0.006 ± 0.001 (a) | <LOQ (a) | |||||||||
Roots of Licorice | ||||||||||||||||||
In Pods | 67.56 ± 11.55 | 17.54 ± 0.68 | 23.61 ± 0.18 | 0.80 ± 0.36 | <LOQ | 0.077 ± 0.029 | 0.018 ± 0.006 | 0.041 ± 0.012 | <LOQ | |||||||||
In Filters | 59.54 ± 4.99 | 21.31 ± 0.80 | 19.39 ± 0.90 | 0.92 ± 0.50 | <LOQ | 0.052 ± 0.039 | 0.046 ± 0.030 | 0.008 ± 0.001 | <LOQ | |||||||||
Average Value | 63.55 ± 9.11 (b) | 19.43 ± 2.17 (b) | 21.50 ± 2.39 (d) | 0.86 ± 0.40 (a) | <LOQ (a) | 0.064 ± 0.034 (ab) | 0.032 ± 0.025 | 0.024 ± 0.020 (a) | <LOQ (a) | |||||||||
Leaves of Mate | ||||||||||||||||||
In Pods | 52.05 ± 6.41 | 50.30 ± 0.78 | 20.86 ± 0.79 | 3.45 ± 0.68 | 0.062 ± 0.016 | 0.071 ± 0.037 | 0.013 ± 0.008 | 0.293 ± 0.017 | 0.006 ± 0.002 | |||||||||
In Filters | 64.33 ± 5.22 | 56.99 ± 2.03 | 34.33 ± 1.33 | 2.99 ± 0.60 | 0.078 ± 0.009 | 0.102 ± 0.043 | 0.040 ± 0.019 | 0.153 ± 0.022 | 0.005 ± 0.002 | |||||||||
Average Value | 58.20 ± 8.52 (b) | 53.65 ± 3.91 (e) | 27.60 ± 7.44 (e) | 3.22 ± 0.63 (b) | 0.070 ± 0.014 (b) | 0.087 ± 0.040 (ab) | 0.026 ± 0.019 | 0.223 ± 0.078 (c) | 0.006 ± 0.001 (b) | |||||||||
Leaves of Mint | ||||||||||||||||||
In Pods | 215.22 ± 5.12 | 3.45 ± 0.50 | 12.31 ± 0.37 | 1.23 ± 0.37 | <LOQ | 0.105 ± 0.039 | 0.098 ± 0.038 | 0.049 ± 0.012 | 0.010 ± 0.002 | |||||||||
In Filters | 201.01 ± 4.88 | 4.11 ± 0.71 | 10.98 ± 0.45 | 1.43 ± 0.45 | <LOQ | 0.087 ± 0.027 | 0.016 ± 0.002 | 0.004 ± 0.001 | 0.006 ± 0.001 | |||||||||
Average Value | 208.13 ± 8.97 (d) | 3.78 ± 0.66 (a) | 11.65 ± 0.81 (c) | 1.33 ± 0.385 (a) | <LOQ (a) | 0.096 ± 0.031 (b) | 0.057 ± 0.051 | 0.026 ± 0.026 (a) | 0.008 ± 0.002 (b) | |||||||||
Leaves of Moringa | ||||||||||||||||||
In Pods | 593.59 ± 10.32 | 35.01 ± 0.70 | 19.68 ± 0.88 | 0.75 ± 0.41 | 0.521 ± 0.067 | 0.101 ± 0.039 | 0.049 ± 0.014 | 0.021 ± 0.007 | 0.007 ± 0.002 | |||||||||
In Filters | 601.23 ± 10.45 | 29.89 ± 0.92 | 16.29 ± 0.75 | 0.87 ± 0.49 | 0.331 ± 0.066 | 0.112 ± 0.055 | 0.018 ± 0.003 | 0.003 ± 0.001 | 0.004 ± 0.001 | |||||||||
Average Value | 597.40 ± 10.19 (e) | 32.45 ± 2.90 (c) | 17.99 ± 1.99 (d) | 0.81 ± 0.41 (a) | 0.426 ± 0.120 (c) | 0.106 ± 0.043 (b) | 0.034 ± 0.019 | 0.012 ± 0.010 (a) | 0.006 ± 0.002 (b) | |||||||||
Leaves of Red Rooibos | ||||||||||||||||||
In Pods | 5.11 ± 0.51 | 42.33 ± 0.64 | 7.05 ± 0.39 | 1.00 ± 0.27 | 0.031 ± 0.023 | 0.113 ± 0.041 | 0.045 ± 0.015 | 0.048 ± 0.011 | <LOQ | |||||||||
In Filters | 7.11 ± 1.21 | 46.78 ± 1.78 | 5.15 ± 1.99 | 0.89 ± 0.43 | 0.017 ± 0.004 | 0.151 ± 0.077 | 0.097 ± 0.049 | 0.058 ± 0.011 | <LOQ | |||||||||
Average Value | 6.10 ± 1.38 (a) | 44.56 ± 2.71 (d) | 6.10 ± 1.66 (b) | 0.95 ± 0.33 (a) | 0.024 ± 0.016 (b) | 0.132 ± 0.059 (b) | 0.071 ± 0.043 | 0.053 ± 0.011 (ab) | <LOQ (a) |
Herbal Materials | K (mg/L) | Mg (mg/L) | Ca (mg/L) | Na (mg/L) | Fe (mg/L) | Mn (mg/L) | Zn (µg/L) | Cu (µg/L) | Cr (µg/L) | Mo (µg/L) | Co (µg/L) | Se (µg/L) | |||||||||
Flowers of Chamomile | |||||||||||||||||||||
In Pods | 25.92 ± 0.89 | 10.45 ± 0.42 | 4.76 ± 0.54 | 0.39 ± 0.06 | 0.16 ± 0.02 | 0.31 ± 0.04 | 52.20 ± 3.65 | 19.51 ± 2.13 | 3.60 ± 0.44 | 2.22 ± 0.09 | 0.22 ± 0.07 | 0.38 ± 0.12 | |||||||||
In Filters | 67.85 ± 1.12 | 25.99 ± 1.11 | 12.06 ± 1.34 | 0.83 ± 0.10 | 0.97 ± 0.15 | 0.49 ± 0.07 | 107.42 ± 14.06 | 31.94 ± 6.50 | 2.94 ± 0.33 | 5.97 ± 0.76 | 1.20 ± 0.22 | 1.23 ± 0.18 | |||||||||
Average Value | 46.89 ± 22.98 (ab) * | 18.22 ± 8.55 (b) | 8.41 ± 4.10 (a) | 0.61 ± 0.25 (a) | 0.57 ± 0.46 (b) | 0.40 ± 0.11 (a) | 79.67 ± 31.63 (b) | 25.72 ± 8.07 (c) | 3.27 ± 0.50 (d) | 4.08 ± 2.12 (c) | 0.70 ± 0.53 (a) | 0.80 ± 4.87 (b) | |||||||||
Seeds of Fennel | |||||||||||||||||||||
In Pods | 44.16 ± 1.20 | 14.20 ± 0.58 | 16.31 ± 0.94 | 2.18 ± 0.13 | 0.35 ± 0.06 | 0.17 ± 0.03 | 57.90 ± 5.53 | 26.59 ± 2.23 | 0.50 ± 0.09 | 0.77 ± 0.14 | 0.35 ± 0.09 | 0.63 ± 0.13 | |||||||||
In Filters | 134.81 ± 3.00 | 37.41 ± 1.34 | 32.37 ± 2.00 | 5.55 ± 0.14 | 0.92 ± 0.27 | 0.38 ± 0.09 | 117.06 ± 20.72 | 46.82 ± 16.37 | 0.59 ± 0.14 | 1.70 ± 0.44 | 0.65 ± 0.20 | 1.04 ± 0.16 | |||||||||
Average Value | 89.49 ± 49.69 (b) | 25.81 ± 12.74 (bc) | 24.34 ± 8.90 (b) | 3.86 ± 1.85 (c) | 0.64 ± 0.36 (b) | 0.28 ± 0.13 (a) | 87.17 ± 35.06 (b) | 36.68 ± 15.23 (c) | 0.53 ± 0.15 (a) | 1.23 ± 0.59 (b) | 0.52 ± 0.21 (a) | 0.83 ± 0.26 (b) | |||||||||
Roots of Licorice | |||||||||||||||||||||
In Pods | 22.53 ± 0.80 | 10.75 ± 0.44 | 7.66 ± 0.80 | 1.13 ± 0.12 | 0.20 ± 0.04 | 0.81 ± 0.11 | 22.50 ± 2.00 | 7.81 ± 0.90 | 1.16 ± 0.23 | 0.36 ± 0.07 | 0.61 ± 0.16 | 0.13 ± 0.06 | |||||||||
In Filters | 70.35 ± 1.34 | 26.54 ± 1.00 | 13.36 ± 1.01 | 2.75 ± 0.17 | 0.61 ± 0.22 | 1.46 ± 0.09 | 88.15 ± 13.65 | 22.88 ± 6.07 | 1.55 ± 0.51 | 1.13 ± 0.30 | 2.45 ± 0.53 | 0.59 ± 0.12 | |||||||||
Average Value | 46.44 ± 26.21 (ab) | 18.65 ± 8.68 (b) | 10.51 ± 3.23 (a) | 1.94 ± 0.90 (b) | 0.40 ± 0.26 (b) | 1.13 ± 0.37 (b) | 55.17 ± 37.03 (ab) | 15.35 ± 9.11 (b) | 1.35 ± 0.40 (b) | 0.72 ± 0.46 (ab) | 1.55 ± 1.06 (b) | 0.36 ± 0.26 (a) | |||||||||
Leaves of Mate | |||||||||||||||||||||
In Pods | 33.65 ± 1.24 | 12.46 ± 0.55 | 11.31 ± 0.98 | 0.31 ± 0.05 | 0.02 ± 0.00 | 2.10 ± 0.14 | 79.22 ± 6.00 | 14.34 ± 1.20 | 2.46 ± 0.35 | 0.09 ± 0.03 | 1.26 ± 0.33 | 0.07 ± 0.03 | |||||||||
In Filters | 93.18 ± 2.60 | 36.08 ± 1.41 | 19.85 ± 1.50 | 0.68 ± 0.07 | 0.07 ± 0.02 | 5.54 ± 0.30 | 220.65 ± 28.61 | 58.55 ± 19.23 | 2.28 ± 0.37 | 0.14 ± 0.03 | 1.78 ± 0.65 | 0.69 ± 0.14 | |||||||||
Average Value | 63.42 ± 32.66 (b) | 24.27 ± 12.97 (bc) | 15.58 ± 4.81 (ab) | 0.49 ± 0.21 (a) | 0.05 ± 0.03 (a) | 3.82 ± 1.89 (c) | 149.83 ± 79.72 (c) | 36.43 ± 27.10 (c) | 2.37 ± 0.34 (c) | 0.13 ± 0.05 (a) | 1.53 ± 0.55 (b) | 0.38 ± 0.35 (a) | |||||||||
Leaves of Mint | |||||||||||||||||||||
In Pods | 61.37 ± 1.43 | 22.56 ± 0.81 | 35.21 ± 1.77 | 0.62 ± 0.10 | 1.90 ± 0.23 | 0.32 ± 0.06 | 151.92 ± 12.91 | 45.59 ± 3.52 | 1.31 ± 0.12 | 2.76 ± 0.44 | 0.89 ± 0.31 | 0.23 ± 0.07 | |||||||||
In Filters | 115.35 ± 3.23 | 45.46 ± 1.40 | 71.96 ± 3.21 | 1.99 ± 0.08 | 5.37 ± 0.44 | 0.78 ± 0.11 | 165.14 ± 28.55 | 62.97 ± 13.36 | 2.51 ± 0.52 | 6.37 ± 0.70 | 1.58 ± 0.52 | 0.46 ± 0.13 | |||||||||
Average Value | 88.36 ± 29.66 (b) | 34.01 ± 12.58 (c) | 53.59 ± 20.26 (c) | 1.30 ± 0.75 (b) | 3.64 ± 1.92 (d) | 0.55 ± 0.26 (a) | 158.50 ± 20.81 (c) | 54.27 ± 12.91 (d) | 1.92 ± 0.75 (b) | 4.55 ± 2.06 (c) | 1.22 ± 0.53 (b) | 0.34 ± 0.16 (a) | |||||||||
Leaves of Moringa | |||||||||||||||||||||
In Pods | 15.12 ± 0.43 | 36.72 ± 2.02 | 12.56 ± 0.83 | 0.66 ± 0.07 | 0.58 ± 0.07 | 0.56 ± 0.08 | 26.37 ± 1.12 | 15.76 ± 0.98 | 2.35 ± 0.23 | 0.94 ± 0.22 | 0.62 ± 0.21 | 0.14 ± 0.04 | |||||||||
In Filters | 39.27 ± 0.67 | 70.66 ± 1.63 | 27.40 ± 2.04 | 1.60 ± 0.08 | 3.35 ± 0.55 | 1.17 ± 0.13 | 76.92 ± 16.06 | 23.36 ± 7.28 | 3.63 ± 0.63 | 1.29 ± 0.40 | 0.52 ± 0.14 | 0.37 ± 0.12 | |||||||||
Average Value | 27.19 ± 13.24 (a) | 53.69 ± 18.67 (d) | 19.98 ± 8.25 (ab) | 1.13 ± 0.52 (b) | 1.97 ± 1.56 (c) | 0.87 ± 0.35 (ab) | 51.83 ± 29.40 (ab) | 19.57 ± 6.23 (b) | 3.02 ± 0.83 (d) | 1.10 ± 0.35 (bc) | 0.57 ± 0.16 (a) | 0.26 ± 0.15 (a) | |||||||||
Leaves of Red Rooibos | |||||||||||||||||||||
In Pods | 6.69 ± 0.31 | 5.13 ± 0.35 | 3.71 ± 0.41 | 7.94 ± 0.19 | 0.02 ± 0.01 | 0.06 ± 0.01 | 10.14 ± 1.74 | 2.54 ± 0.27 | 0.72 ± 0.12 | 0.18 ± 0.03 | 0.50 ± 0.13 | 0.41 ± 0.14 | |||||||||
In Filters | 23.34 ± 0.87 | 14.22 ± 1.13 | 11.41 ± 1.26 | 16.6 ± 0.09 | 0.06 ± 0.02 | 0.17 ± 0.03 | 43.46 ± 7.42 | 13.55 ± 2.30 | 1.06 ± 0.15 | 1.24 ± 0.27 | 1.00 ± 0.23 | 0.88 ± 0.20 | |||||||||
Average Value | 15.02 ± 9.14 (a) | 9.68 ± 5.04 (a) | 7.56 ± 4.30 (a) | 12.26 ± 4.74 (d) | 0.04 ± 0.02 (a) | 0.11 ± 0.06 (a) | 26.67 ± 18.94 (a) | 8.03 ± 6.20 (a) | 0.88 ± 0.22 (a) | 0.73 ± 0.61 (b) | 0.77 ± 0.35 (a) | 0.64 ± 0.30 (b) | |||||||||
Herbal Materials | Al (mg/L) | B (µg/L) | Ba (µg/L) | Ni (µg/L) | Li (µg/L) | As (µg/L) | Pb (µg/L) | Cd (µg/L) | Hg (µg/L) | ||||||||||||
Flowers of Chamomile | |||||||||||||||||||||
In Pods | 0.45 ± 0.12 | 92.03 ± 36.96 | 3.73 ± 0.29 | 1.66 ± 0.28 | 0.019 ± 0.002 | 0.073 ± 0.028 | 0.232 ± 0.064 | 0.07 2 ± 0.030 | <LOQ | ||||||||||||
In Filters | 0.52 ± 0.13 | 100.06 ± 3.55 | 10.59 ± 3.24 | 4.44 ± 0.15 | 0.076 ± 0.014 | 0.211 ± 0.073 | 0.080 ± 0.029 | 0.156 ± 0.045 | <LOQ | ||||||||||||
Average Value | 0.48 ± 0.12 (b) | 96.00 ± 24.07 (c) | 7.15 ± 4.27 (a) | 3.05 ± 1.52 (a) | 0.048 ± 0.032 (a) | 0.143 ± 0.091 | 0.155 ± 0.058 (b) | 0.115 ± 0.058 (b) | <LOQ | ||||||||||||
Seeds of Fennel | |||||||||||||||||||||
In Pods | 0.46 ± 0.07 | 39.73 ± 7.35 | 3.23 ± 0.22 | 2.40 ± 0.27 | <LOQ | 0.023 ± 0.006 | 0.047 ± 0.008 | <LOQ | <LOQ | ||||||||||||
In Filters | 0.36 ± 0.07 | 70.22 ± 1.60 | 7.49 ± 2.81 | 3.33 ± 0.52 | 0.138 ± 0.047 | 0.096 ± 0.015 | 0.084 ± 0.014 | <LOQ | <LOQ | ||||||||||||
Average Value | 0.41 ± 0.08 (b) | 54.83 ± 17.24 (b) | 5.35 ± 2.92 (a) | 2.85 ± 0.62 (a) | 0.070 ± 0.081 (ab) | 0.060 ± 0.041 | 0.064 ± 0.023 (a) | <LOQ (a) | <LOQ | ||||||||||||
Roots of Licorice | |||||||||||||||||||||
In Pods | 0.18 ± 0.02 | 47.74 ± 12.45 | 48.78 ± 7.50 | 1.21 ± 0.25 | <LOQ | 0.073 ± 0.029 | 0.027 ± 0.002 | 0.131 ± 0.045 | <LOQ | ||||||||||||
In Filters | 0.07 ± 0.01 | 99.21 ± 1.96 | 80.07 ± 6.32 | 3.34 ± 0.32 | <LOQ | 0.144 ± 0.037 | 0.076 ± 0.027 | <LOQ | <LOQ | ||||||||||||
Average value | 0.13 ± 0.06 (a) | 73.33 ± 29.16 (bc) | 64.42 ± 18.22 (d) | 2.25 ± 1.22 (a) | <LOQ (a) | 0.110 ± 0.050 | 0.052 ± 0.032 (a) | 0.066 ± 0.076 (a) | <LOQ | ||||||||||||
Leaves of Mate | |||||||||||||||||||||
In Pods | 0.16 ± 0.05 | 124.89 ± 21.15 | 62.63 ± 7.09 | 7.55 ± 0.42 | 0.051 ± 0.012 | 0.065 ± 0.026 | 0.021 ± 0.002 | 0.741 ± 0.070 | <LOQ | ||||||||||||
In Filters | 0.10 ± 0.02 | 308.91 ± 2.01 | 162.57 ± 9.23 | 15.40 ± 0.44 | 0.300 ± 0.127 | 0.387 ± 0.072 | 0.062 ± 0.010 | 0.273 ± 0.088 | <LOQ | ||||||||||||
Average Value | 0.13 ± 0.04 (a) | 217.00 ± 0.10 (e) | 112.60 ± 55.23 (e) | 11.48 ± 4.31 (c) | 0.173 ± 0.161 (b) | 0.227 ± 0.185 | 0.040 ± 0.023 (a) | 0.507 ± 0.266 (c) | <LOQ | ||||||||||||
Leaves of Mint | |||||||||||||||||||||
In Pods | 0.49 ± 0.11 | 6.66 ± 1.28 | 40.93 ± 4.48 | 2.46 ± 0.35 | <LOQ | 0.097 ± 0.032 | 0.267 ± 0.079 | 0.141 ± 0.040 | <LOQ | ||||||||||||
In Filters | 0.60 ± 0.12 | 11.83 ± 0.82 | 33.35 ± 4.85 | 7.66 ± 1.34 | <LOQ | 0.238 ± 0.060 | <LOQ | <LOQ | <LOQ | ||||||||||||
Average Value | 0.55 ± 0.12 (b) | 9.17 ± 2.86 (a) | 37.13 ± 5.91 (c) | 5.05 ± 2.99 (b) | <LOQ (a) | 0.167 ± 0.088 | 0.134 ± 0.155 (b) | 0.071 ± 0.080 (a) | <LOQ | ||||||||||||
Leaves of Moringa | |||||||||||||||||||||
In Pods | 1.15 ± 0.17 | 81.99 ± 24.91 | 71.86 ± 11.77 | 1.15 ± 0.12 | 0.591 ± 0.100 | 0.128 ± 0.041 | 0.100 ± 0.028 | 0.073 ± 0.018 | <LOQ | ||||||||||||
In Filters | 2.87 ± 0.17 | 123.52 ± 2.21 | 72.67 ± 3.16 | 3.18 ± 0.70 | 1.044 ± 0.299 | 0.513 ± 0.101 | 0.031 ± 0.004 | <LOQ | <LOQ | ||||||||||||
Average Value | 2.01 ± 0.96 (c) | 102.27 ± 27.52 (c) | 72.25 ± 7.72 (d) | 2.17 ± 1.19 (a) | 0.818 ± 0.316 (c) | 0.320 ± 0.223 | 0.063 ± 0.041 (a) | 0.037 ± 0.041 (a) | <LOQ | ||||||||||||
Leaves of Red Rooibos | |||||||||||||||||||||
In Pods | 0.01 ± 0.00 | 141.31 ± 17.18 | 17.33 ± 2.65 | 2.89 ± 0.32 | <LOQ | 0.116 ± 0.032 | 0.115 ± 0.032 | 0.019 ± 0.002 | <LOQ | ||||||||||||
In Filters | 0.01 ± 0.00 | 146.12 ± 1.49 | 20.52 ± 5.87 | 2.64 ± 0.20 | 0.031 ± 0.004 | 0.633 ± 0.133 | 0.231 ± 0.067 | 0.044 ± 0.004 | <LOQ | ||||||||||||
Average Value | 0.01 ± 0.00 (a) | 144.00 ± 11.19 (d) | 18.93 ± 4.43 (b) | 2.77 ± 2.88 (a) | 0.016 ± 0.016 (a) | 0.373 ± 0.298 | 0.172 ± 0.081 (b) | 0.033 ± 0.015 (a) | <LOQ |
Herbal Materials | K | Mg | Ca | Na | Fe | Mn | Zn | Cu | Cr | Mo | Co | Se | |||||||
Flowers of Chamomile | |||||||||||||||||||
In Pods | 55.1 ± 17.6 | 56.4 ± 5.1 | 42.8 ± 3.0 | 53.2 ± 10.5 | 16.1 ± 2.3 | 73.3 ± 11.3 | 43.6 ± 2.9 | 56.3 ± 6.2 | 71.9 ± 36.6 | 59.1 ± 20.3 | 21.7 ± 10.4 | 53.0 ± 27.0 | |||||||
In Filters | 67.4 ± 19.5 | 60.6 ± 2.9 | 51.8 ± 5.2 | 62.7 ± 8.1 | 60.1 ± 12.9 | 59.7 ± 5.0 | 52.8 ± 5.4 | 62.8 ± 11.1 | 29.0 ± 6.3 | 67.4 ± 29.7 | 54.5 ± 11.5 | 61.3 ± 8.3 | |||||||
Seeds of Fennel | |||||||||||||||||||
In Pods | 24.1 ± 5.6 | 28.0 ± 1.5 | 28.4 ± 0.54 | 25.7 ± 1.5 | 18.8 ± 3.5 | 31.4 ± 4.3 | 22.2 ± 1.9 | 22.7 ± 1.8 | 13.7 ± 2.4 | 46.2 ± 34.7 | 31.6 ± 12.9 | 28.0 ± 15.7 | |||||||
In Filters | 62.0 ± 21.4 | 54.2 ± 2.4 | 52.3 ± 5.2 | 55.8 ± 1.6 | 56.5 ± 18.7 | 54.5 ± 17.6 | 47.5 ± 6.8 | 53.6 ± 19.6 | 23.1 ± 5.6 | 56.2 ± 21.0 | 45.9 ± 4.2 | 58.2 ± 23.9 | |||||||
Roots of Licorice | |||||||||||||||||||
In Pods | 25.4 ± 8.7 | 31.5 ± 0.8 | 36.8 ± 5.9 | 32.8 ± 4.4 | 16.5 ± 2.5 | 35.2 ± 4.4 | 23.0 ± 2.4 | 32.7 ± 6.1 | 17.9 ± 3.9 | 19.9 ± 8.1 | 31.1 ± 6.9 | 16.5 ± 9.7 | |||||||
In Filters | 69.2 ± 21.9 | 63.4 ± 2.0 | 61.1 ± 6.0 | 64.5 ± 3.6 | 64.3 ± 17.1 | 66.6 ± 4.7 | 61.4 ± 9.4 | 58.5 ± 13.4 | 25.8 ± 8.2 | 65.8 ± 14.3 | 65.5 ± 19.2 | 55.6 ± 12.9 | |||||||
Leaves of Mate | |||||||||||||||||||
In Pods | 26.2 ± 12.0 | 24.3 ± 1.5 | 27.7 ± 3.9 | 26.3 ± 4.4 | 22.5 ± 4.2 | 27.6 ± 1.6 | 18.5 ± 1.1 | 14.4 ± 1.7 | 23.8 ± 0.5 | 20.0 ± 11.4 | 27.5 ± 8.8 | 15.2 ± 3.0 | |||||||
In Filters | 56.0 ± 20.8 | 50.9 ± 1.4 | 48.8 ± 2.2 | 51.2 ± 6.5 | 45.0 ± 11.1 | 49.4 ± 1.8 | 49.0 ± 4.8 | 51.8 ± 17.6 | 19.1 ± 4.5 | 46.3 ± 6.0 | 44.4 ± 16.4 | 47.8 ± 16.9 | |||||||
Leaves of Mint | |||||||||||||||||||
In Pods | 40.5 ± 14.9 | 37.4 ± 1.2 | 33.6 ± 1.2 | 25.8 ± 4.2 | 24.8 ± 2.3 | 37.3 ± 2.9 | 42.1 ± 4.5 | 29.9 ± 2.1 | 13.9 ± 2.7 | 35.3 ± 6.5 | 33.4 ± 7.4 | 42.2 ± 20.4 | |||||||
In Filters | 95.8 ± 33.3 | 83.4 ± 2.7 | 75.3 ± 2.1 | 89.9 ± 3.2 | 90.6 ± 6.2 | 88.1 ± 2.9 | 64.0 ± 9.4 | 68.6 ± 15.3 | 28.2 ± 5.1 | 93.5 ± 27.6 | 88.0 ± 32.1 | 77.2 ± 39.1 | |||||||
Leaves of Moringa | |||||||||||||||||||
In Pods | 63.5 ± 22.4 | 73.3 ± 3.8 | 62.8 ± 1.6 | 53.3 ± 5.4 | 25.8 ± 3.2 | 77.9 ± 14.2 | 46.0 ± 3.5 | 58.9 ± 0.7 | 65.5 ± 17.9 | 79.4 ± 42.7 | 79.2 ± 12.3 | 41.5 ± 29.2 | |||||||
In Filters | 51.7 ± 18.8 | 47.8 ± 2.7 | 46.7 ± 2.9 | 47.9 ± 2.4 | 48.0 ± 9.5 | 47.3 ± 0.7 | 46.3 ± 8.6 | 44.9 ± 12.5 | 28.2 ± 7.4 | 51.3 ± 30.6 | 42.9 ± 15.8 | 42.4 ± 5.1 | |||||||
Leaves of Red Rooibos | |||||||||||||||||||
In Pods | 27.6 ± 11.9 | 29.0 ± 2.6 | 29.9 ± 3.4 | 29.6 ± 0.4 | 34.8 ± 10.0 | 34.5 ± 13.8 | 16.2 ± 3.1 | 18.6 ± 2.7 | 17.9 ± 1.1 | 13.8 ± 5.8 | 28.9 ± 12.2 | 28.6 ± 14.4 | |||||||
In Filters | 82.1 ± 22.1 | 70.2 ± 5.8 | 73.0 ± 5.9 | 78.6 ± 0.6 | 70.3 ± 25.2 | 69.9 ± 19.3 | 60.5 ± 10.9 | 73.4 ± 14.3 | 23.3 ± 2.5 | 82.6 ± 46.6 | 60.4 ± 9.4 | 75.3 ± 9.3 | |||||||
Average Value for Pods | 37.5 ± 19.4 | 40.0 ± 17.3 | 37.4 ± 12.1 | 35.3 ± 12.7 | 22.8 ± 7.4 | 45.3 ± 21.3 | 30.2 ± 12.6 | 33.4 ± 17.1 | 32.1 ± 27.3 | 39.1 ± 29.9 | 36.2 ± 20.3 | 32.1 ± 20.8 | |||||||
Average Value for Filters | 69.2 ± 24.1 I | 61.5 ± 12.0 I | 58.4 ± 11.7 I | 64.4 ± 14.8 I | 62.1 ± 19.5 I | 62.2 ± 15.9 I | 54.5 ± 9.8 I | 59.1 ± 15.8 I | 25.2 ± 6.0 | 66.2 ± 28.3 I | 57.4 ± 21.1 I | 59.7 ± 20.6 I | |||||||
Herbal Materials | Al | B | Ba | Ni | Li | As | Pb | Cd | Hg | ||||||||||
Flowers of Chamomile | |||||||||||||||||||
In Pods | 43.2 ± 11.5 | 63.2 ± 24.2 | 75.5 ± 24.2 | 44.7 ± 15.9 | 9.0 ± 3.5 | 18.3 ± 12.7 | 46.7 ± 6.4 | 26.3 ± 13.3 | n.c. | ||||||||||
In Filters | 28.0 ± 5.6 | 42.0 ± 2.0 | 35.4 ± 6.2 | 54.5 ± 34.5 | 22.7 ± 1.3 | 37.3 ± 16.7 | 24.2 ± 16.2 | 11.1 ± 0.8 | n.c. | ||||||||||
Seeds of Fennel | |||||||||||||||||||
In Pods | 24.8 ± 5.2 | 20.1 ± 3.9 | 30.3 ± 14.2 | 15.5 ± 8.0 | 0 | 4.3 ± 3.1 | 10.4 ± 5.3 | 0 | n.c. | ||||||||||
In Filters | 20.1 ± 2.7 | 39.7 ± 1.8 | 40.9 ± 27.4 | 37.3 ± 25.4 | 26.8 ± 10.8 | 26.2 ± 6.0 | 12.4 ± 6.1 | 0 | n.c. | ||||||||||
Roots of Licorice | |||||||||||||||||||
In Pods | 28.6 ± 7.7 | 28.0 ± 6.4 | 21.4 ± 3.4 | 17.1 ± 6.6 | n.c. | 9.9 ± 3.3 | 16.5 ± 5.3 | 32.7 ± 1.7 | n.c. | ||||||||||
In Filters | 12.6 ± 3.6 | 47.2 ± 1.0 | 42.0 ± 5.3 | 43.8 ± 20.3 | n.c. | 42.7 ± 28.7 | 21.2 ± 15.0 | 0 | n.c. | ||||||||||
Leaves of Mate | |||||||||||||||||||
In Pods | 24.6 ± 7.2 | 20.3 ± 3.2 | 24.6 ± 1.9 | 18.3 ± 2.4 | 6.9 ± 1.7 | 8.4 ± 4.1 | 16.8 ± 8.6 | 20.7 ± 1.2 | 0 | ||||||||||
In Filters | 12.7 ± 3.1 | 43.0 ± 1.3 | 37.6 ± 0.7 | 42.0 ± 8.0 | 31.4 ± 14.6 | 33.3 ± 14.8 | 15.2 ± 9.9 | 13.9 ± 3.2 | 0 | ||||||||||
Leaves of Mint | |||||||||||||||||||
In Pods | 26.6 ± 5.5 | 22.4 ± 1.4 | 38.7 ± 5.1 | 24.3 ± 5.9 | n.c. | 10.9 ± 0.9 | 34.9 ± 15.0 | 35.7 ± 14.7 | 0 | ||||||||||
In Filters | 40.8 ± 7.4 | 40.1 ± 5.0 | 41.7 ± 4.6 | 75.9 ± 10.9 | n.c. | 37.9 ± 4.2 | 0 | 0 | 0 | ||||||||||
Leaves of Moringa | |||||||||||||||||||
In Pods | 42.1 ± 5.6 | 50.7 ± 14.5 | 79.7 ± 15.5 | 38.7 ± 15.0 | 24.8 ± 4.7 | 34.9 ± 27.9 | 50.5 ± 31.7 | 86.4 ± 45.0 | 0 | ||||||||||
In Filters | 34.7 ± 2.3 | 30.0 ± 1.2 | 32.4 ± 2.8 | 32.3 ± 15.9 | 23.5 ± 8.2 | 38.2 ± 15.5 | 12.8 ± 2.9 | 0 | 0 | ||||||||||
Leaves of Red Rooibos | |||||||||||||||||||
In Pods | 13.6 ± 2.0 | 37.0 ± 4.8 | 27.1 ± 2.8 | 32.8 ± 4.9 | 0 | 12.0 ± 3.3 | 28.3 ± 1.9 | 4.4 ± 1.2 | n.c. | ||||||||||
In Filters | 20.0 ± 1.3 | 37.2 ± 1.7 | 54.9 ± 35.1 | 41.8 ± 19.8 | 21.8 ± 2.8 | 60.9 ± 32.2 | 33.8 ± 21.6 | 9.2 ± 1.8 | n.c. | ||||||||||
Average Value for Pods | 29.1 ± 11.5 | 34.5 ± 18.5 | 42.5 ± 25.6 | 27.4 ± 13.6 | 8.1 ± 9.7 (n = 15) | 14.1 ± 13.8 | 29.1 ± 18.9 I | 29.5 ± 31.2 I | 0 (n = 9) | ||||||||||
Average Value for Filters | 24.1 ± 10.8 | 39.9 ± 5.5 I | 40.7 ± 16.0 | 46.8 ± 22.3 I | 25.2 ± 8.4 (n = 15) I | 39.5 ± 19.2 I | 17.1 ± 14.6 | 4.9 ± 6.0 | 0 (n = 9) |
Samples | TPC | K | Mg | Ca | Na | Fe | Mn | Zn | Cu | Cr | Mo | Co | Se | Al | B | Ba | Ni | Li | As | Pb | Cd |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Reference values | RDA: 2000 mg/day | RDA: 375 mg/day | RDA: 800 mg/day | AI: 2000 mg/day | RDA: 14 mg/day | RDA: 2 mg/day | RDA: 10 mg/day | RDA: 1 mg/day | RDA: 40 µg/day | RDA: 50 µg/day | RDA: 20 µg/day | RDA: 55 µg/day | TWI: 1 mg/kgbw/week | UL: 10 mg/day | TDI: 200 µg/kgbw/day | TDI: 13 µg/kgbw/day | RDA: 1 mg/day | BMDL01: 0.3 µg/kgbw/day | BMDL01: 1.50 µg/kgbw/day | TWI: 2.5 µg/kgbw/week | |
Pods | |||||||||||||||||||||
Chamomile | 46.3 | 0.32 | 0.70 | 0.15 | <0.01 | 0.28 | 3.81 | 0.13 | 0.49 | 2.25 | 1.11 | 0.28 | 0.17 | 1.12 | 0.23 | 0.01 | 0.05 | <0.01 | 0.09 | 0.06 | 0.07 |
Fennel | 41.5 | 0.55 | 0.95 | 0.51 | 0.03 | 0.63 | 2.14 | 0.14 | 0.66 | 0.31 | 0.39 | 0.44 | 0.28 | 1.16 | 0.10 | 0.01 | 0.07 | - | 0.03 | 0.01 | - |
Licorice | 120.5 | 0.28 | 0.72 | 0.24 | 0.01 | 0.36 | 10.08 | 0.06 | 0.20 | 0.73 | 0.18 | 0.76 | 0.06 | 0.45 | 0.12 | 0.09 | 0.03 | - | 0.09 | 0.01 | 0.13 |
Mate | 207.1 | 0.42 | 0.83 | 0.35 | <0.01 | 0.04 | 26.28 | 0.20 | 0.36 | 1.54 | 0.04 | 1.58 | 0.03 | 0.39 | 0.31 | 0.11 | 0.21 | <0.01 | 0.08 | 0.01 | 0.74 |
Mint | 133.3 | 0.77 | 1.50 | 1.10 | 0.01 | 3.40 | 4.05 | 0.38 | 1.14 | 0.82 | 1.38 | 1.12 | 0.10 | 1.23 | 0.02 | 0.07 | 0.07 | - | 0.12 | 0.06 | 0.14 |
Moringa | 60.6 | 0.19 | 2.45 | 0.39 | 0.01 | 1.04 | 7.02 | 0.07 | 0.39 | 1.47 | 0.47 | 0.78 | 0.06 | 2.87 | 0.20 | 0.13 | 0.03 | <0.01 | 0.15 | 0.02 | 0.07 |
Red rooibos | 92.7 | 0.08 | 0.34 | 0.12 | 0.10 | 0.04 | 0.76 | 0.03 | 0.06 | 0.45 | 0.09 | 0.62 | 0.18 | 0.02 | 0.35 | 0.03 | 0.08 | - | 0.14 | 0.03 | 0.02 |
Filters | |||||||||||||||||||||
Chamomile | 55.2 | 0.85 | 1.73 | 0.38 | 0.01 | 1.74 | 6.10 | 0.27 | 0.80 | 1.84 | 2.99 | 1.49 | 0.56 | 1.29 | 0.25 | 0.02 | 0.12 | <0.01 | 0.25 | 0.02 | 0.16 |
Fennel | 47.1 | 1.69 | 2.49 | 1.01 | 0.07 | 1.65 | 4.79 | 0.29 | 1.17 | 0.37 | 0.85 | 0.82 | 0.47 | 0.91 | 0.18 | 0.01 | 0.09 | <0.01 | 0.11 | 0.02 | - |
Licorice | 46.6 | 0.88 | 1.77 | 0.42 | 0.03 | 1.09 | 18.27 | 0.22 | 0.57 | 0.97 | 0.56 | 3.06 | 0.27 | 0.18 | 0.25 | 0.14 | 0.09 | - | 0.17 | 0.02 | - |
Mate | 429.0 | 1.16 | 2.41 | 0.62 | 0.01 | 0.12 | 69.27 | 0.55 | 1.46 | 1.43 | 0.07 | 2.23 | 0.31 | 0.25 | 0.77 | 0.29 | 0.42 | <0.01 | 0.46 | 0.01 | 0.27 |
Mint | 203.7 | 1.44 | 3.03 | 2.25 | 0.02 | 9.59 | 9.73 | 0.41 | 1.57 | 1.57 | 3.18 | 1.98 | 0.21 | 1.49 | 0.03 | 0.06 | 0.21 | - | 0.28 | 0.00 | - |
Moringa | 299.4 | 0.49 | 4.71 | 0.86 | 0.02 | 5.99 | 14.66 | 0.19 | 0.58 | 2.27 | 0.64 | 0.65 | 0.17 | 7.19 | 0.31 | 0.13 | 0.09 | <0.01 | 0.61 | 0.01 | - |
Red rooibos | 259.3 | 0.29 | 0.95 | 0.36 | 0.21 | 0.11 | 2.07 | 0.11 | 0.34 | 0.66 | 0.62 | 1.26 | 0.40 | 0.03 | 0.37 | 0.04 | 0.07 | <0.01 | 0.75 | 0.06 | 0.04 |
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Lo Turco, V.; Nava, V.; Potortì, A.G.; Sgrò, B.; Arrigo, M.A.; Di Bella, G. Total Polyphenol Contents and Mineral Profiles in Commercial Wellness Herbal Infusions: Evaluation of the Differences between Two Preparation Methods. Foods 2024, 13, 2145. https://doi.org/10.3390/foods13132145
Lo Turco V, Nava V, Potortì AG, Sgrò B, Arrigo MA, Di Bella G. Total Polyphenol Contents and Mineral Profiles in Commercial Wellness Herbal Infusions: Evaluation of the Differences between Two Preparation Methods. Foods. 2024; 13(13):2145. https://doi.org/10.3390/foods13132145
Chicago/Turabian StyleLo Turco, Vincenzo, Vincenzo Nava, Angela Giorgia Potortì, Benedetta Sgrò, Maria Aurora Arrigo, and Giuseppa Di Bella. 2024. "Total Polyphenol Contents and Mineral Profiles in Commercial Wellness Herbal Infusions: Evaluation of the Differences between Two Preparation Methods" Foods 13, no. 13: 2145. https://doi.org/10.3390/foods13132145
APA StyleLo Turco, V., Nava, V., Potortì, A. G., Sgrò, B., Arrigo, M. A., & Di Bella, G. (2024). Total Polyphenol Contents and Mineral Profiles in Commercial Wellness Herbal Infusions: Evaluation of the Differences between Two Preparation Methods. Foods, 13(13), 2145. https://doi.org/10.3390/foods13132145