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Avoid applying directly with vitamin C serums or strong acids in the same step, as these may affect stability

However, additional scientific evidence is required supporting this benefit

Shi KQ, Tang JZ, Zhu XL, et al

Vitamins for Skin Health: Including 1G of Vitamin C for skin repair, 1G of Vitamin B2 for skin brightness, 1G of Placenta for rejuvenation, 500mg of Vitamin E for skin protection, and Elastin to improve skin texture

Who Uses This Research Formulation Academic dermatology labs, contract research organizations, and independent research groups investigating topical delivery systems make up the bulk of interest in this product line