Can you help? apart from substance Antioxidant UV stabilizer is required because Trans-Resveratrol is light sensitive.in the formula that contains Trans-Resveratrol (Powder, 98%) which has low stability. Trans-Resveratrol (Powder, 98%) slow down?
These ingredients have been tested for safety by the FDA of various countries by the FDA of Thailand. Based on the European FDA safety test data, these tests will also include testing when it is in a state of better absorption into the skin.and some quality preservatives like Protec™ UV ( Benzotriazolyl Dodecyl p-Cresol ) or Protec™ OX ( Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate ) or Hydroxyacetophenone , which the team says is a synthetic chemical. The use of formulas containing such substances penetration enhancer (PE) will increase its absorption? And will it affect the skin?
Protec™ OX test results in antioxidation more clearly, while Hydroxyacetophenone is often the developer option. The formula needs to benefit from many aspects, both as a preservative booster (test results, use with สารกันเสีย and can reduce the rate of use สารกันเสีย by more than 50%), antioxidation, skin soothing yesand for the formulation anti-oxidation agent between Hydroxyacetophenone with Protec™ OX ( Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate What's the difference between Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate )? And which substance should I use?