Cosmetics Formulation Development

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Can you apply it during the day? then apply sunscreen

Hello, you can apply during the day, but going out in the sun may cause the results to be reduced or the results cannot be expected. This is not because of the sun damage. Vitamin C but the sun damages the skin, the result of Vitamin C therefore reduced until the result may not be seen (Which compared to the case of not using at all, it may be found that the skin has a deteriorating appearance)