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Copper Gluconate
AKA “Copper(II) gluconate, Copper(II)gluconate, CUPRIC GLUCONATE, Copper D-gluconate (1:2), Gluconic acid, copper(2+) salt, Cupric gluconate monohydrate, Copper(2+) D-gluconate”
Synthetic
Ingredient Facts
Copper gluconate
AKA: Copper(II) gluconate, Copper(II)gluconate, CUPRIC GLUCONATE, Copper D-gluconate (1:2), Gluconic acid, Copper(2+) salt, Cupric gluconate monohydrate, Copper(2+) D-gluconate
Synthetic · Protectant · EWG: 5
Synthetic
Skin Conditioner
Synthetic
Clean
Copper Gluconate is a trace mineral that helps strengthen and protect hair and skin, while adding shine and conditioning benefits.
Solubility Light blue to bluish-green, odorless crystals and crystalline powder. Astringent taste. 30 g soluble in 100 ml water at 25 °C; slightly sol in alcohol; practically insol in most org solvents. /Hydrate/
Formula
C12H22CuO14
Mol. Weight
453.84
CAS #
527-09-3
State
Light blue odorless solid; [HSDB] Light blue powder; [Alfa Aesar MSDS]
See origin →
Functions
Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Protectant
Skin Protecting
Shields skin from damage
Skin Types
●all-skin-types
Take the Skin ID quiz to see if this matches your skinMelanin-Rich Skin
Suitable
Final Report: Safety Assessment of Copper Gluconate as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Copper Gluconate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Gluconic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Verified Feb 2026
Data: PubChem · CosIng · EWG