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The brand notes that while PHAs are typically gentler (thanks to their larger molecular size compared to AHAs and BHAs), pairing them with a higher dose of azelaic acid may still lead to temporary skin purging as your skin adjusts, but patience pays off
Mimoto T, Miyazaki K, Morimoto N, Kurata T, Satoh K, Ikeda Y, et al
10.1016/j.celrep.2021.109374 91 ZhengZ.ZongY.MaY.TianY.PangY.ZhangC.et al (2024)
The green tea leaf extract used in OstroVit is standardized for polyphenols, which are organic chemical compounds from the phenolic group that naturally occur in plant raw materials, as well as for caffeine, an organic chemical compound from the group of purine alkaloids, which is distinguished by excellent solubility in water
Are peptide stacks approved for therapeutic use
