vitamins中文vitamin翻譯How to pronounce vitaminvitamin發音vitamin英文vitamin韓國vitamin維生素vitamin sea意思vitamin d-3vitamin面膜Vitamin - Wikipedia
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A vitamin is an organic molecule (or a set of molecules closely related chemically, i.e. vitamers) that is an essential micronutrient which an organism needs in small quantities for the proper functioning of its metabolism. Essential nutrients cannot be synthesized in the organ
