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. 2021 Dec 27;14(1):45. doi: 10.3390/pharmaceutics14010045

Table 1.

Analysis of micronized silymarin.

Microbiological Control
Yeast and mold (cfu/g) <102
Salmonella spp. 0
Staphylococcus aureus (cfu/g) <102
Pseudomonas aeruginosa (cfu/g) <102
E. coli (cfu/mL) <102
Heavy metals
Arsenic (As) (μg/kg) 20–60
Lead (Pb) (μg/kg) 52 ± 11
Mercury (Hg) (μg/kg) 0.55 ± 0.11
Compound UV/VIS ratio (%) MS/MS ratio (%)
Silychristin A + B + isomers
Silydianin
31.87
0.43
32.02
0.86
Silybin A + B + isomers 54.39 48.27
Isosilybin A + B + isomers 13.32 18.85