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Copper

Full ranking Dose tool Products (2,660)

Key facts

Daily Value (US FDA)0.9 mg

Tolerable Upper Intake Level (UL)10 mg

Median（Per day）1 mgP5 0.1 – P95 2.5

Products2,660

Sources: https://ods.od.nih.gov/factsheets/Copper-HealthProfessional/ · FDA DV 0.9 mg (https://www.fda.gov/food/nutrition-facts-label/daily-value-nutrition-and-supplement-facts-labels); pre-2016 DV [2] (https://www.federalregister.gov/documents/2016/05/27/2016-11867/food-labeling-revision-of-the-nutrition-and-supplement-facts-labels); adult UL 10 mg; hard_high=100 per serving (UL x10 or market maximum), hard_low=DV/1000

Daily dose across products（mg/day）

DV 0.9 UL 10

0.0333 mglog scale · n=2,6607.5 mg

Label data from official national databases and brand websites, as declared; not lab-verified.

Common forms

Form	Products	Median	P5–P95	Elemental fraction
Copper gluconate	436	1 mg	0.0726 – 2	14.0% [source]
Copper bisglycinate	367	1 mg	0.25 – 2	—
Copper sulfate	287	1 mg	0.1 – 2.2	—
Copper citrate	207	1 mg	0.17 – 2	—
Copper oxide	135	1.01 mg	0.14 – 2.01	79.9% [source]

Top ranked

Rank	Brand	Product	Per day	Score
1	Solaray	Copper 2 mg	2 mg	90.0
1	Solaray	Copper Citrate 2 mg	2 mg	90.0
1	Designs for Health	DFH Complete Multi With Copper	2 mg	90.0
1	Designs for Health	DFH Complete Multi with Copper and Iron	2 mg	90.0
5	Vitamin World	Chelated Copper	2 mg	88.0

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For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.