 [ Symptoms ] what is the best way to store vitamins and minerals [ Disease ] light moisture and excessive heat can reduce the potency of vitamins and mineral supplements so the best place to store supplements is in a cool dry location    in a kitchen pantry or a bedside table for instance do not refrigerate vitamin and mineral supplements taking them from refrigeration to room temperature can cause condensation inside the bottle certain non vitamin supplements should be refrigerated however labels usually indicate when a supplement should be kept in the refrigerator in the case of all supplements it is always a good idea to check the expiration date