These are the tips I follow to keep my vitamin c serum ( L -Ascorbic Serum ) fresh and prevent oxidation for the Longest time. If your vitamin c serum turns dark yellow or brown quickly, these tips will definitely…
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These are the tips I follow to keep my vitamin c serum ( L -Ascorbic Serum ) fresh and prevent oxidation for the Longest time. If your vitamin c serum turns dark yellow or brown quickly, these tips will definitely…