Copper Gluconate
Copper is an essential trace mineral required for iron metabolism, connective tissue, and nervous system function. Copper gluconate is one of several bioavailable forms used in supplementation.
What it is
Copper salt of gluconic acid, used as a mineral fortificant.
Source of dietary copper; nutrient supplementation.
Why it's flagged
- acute high doses can cause GI upset
- Wilson's disease patients must avoid
What regulators actually say
"Copper, an essential mineral, is naturally present in some foods and is available as a dietary supplement... The RDA for adults age 19 and older is 900 mcg daily for both males and females."
"Copper gluconate is the chemical 'cupric D-gluconate' (CAS Reg. No. 527-09-3)... is generally recognized as safe as a nutrient supplement."
Regulatory status
United States — FDA
GRAS as nutrient (21 CFR 184.1260).
European Union — EFSA
Authorized source of copper in food supplements and fortified foods.
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