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. 2021 Feb 6;22(4):1641. doi: 10.3390/ijms22041641

Table 2.

Antimicrobial activity against C. acnes of zinc complexes of amino acids (16).

Compound MIC Value [mg/L]
ZnGlu (1) 250
ZnGly (2) 100
ZnHis (3) 125
ZnPro (4) 250
ZnMet (5) 125
ZnTrp (6) 175
ZnPCA * 175

* reference compound (zinc 2-pirrolidone 5-carboxylate).