Sensory requirements: The appearance should be white or light yellow powder or granules, with a unique taste and smell of the product, no peculiar smell, powdery, no agglomeration, and no foreign matter visible to normal vision. The physical and chemical indicators require the proportion of peptides with relative molecular masses less than 1000 and less than 500 daltons/(%), hydroxyproline content, total nitrogen, moisture, and ash.
T/ZGKSL 002-2022 history
2023T/ZGKSL 002-2023 Efficacy assessment for skin microecology/microbiome-modulating cosmetics
2022T/ZGKSL 002-2022 General quality requirements for collagens oligopeptides Elastin peptide
2020T/ZGKSL 002-2020 General requirements for non-heat-sterilized prickly pear pure juice products