Mineral

Manganese

Also known as: Manganese citrate, Manganese glycinate, Manganese sulfate, Mn

Evidence

Trace mineral supporting bone formation, antioxidant defenses (SOD), and glucose metabolism. Most people get adequate amounts from diet.

Find the best Manganese supplements — free

See Manganese products scored on dose & form, then track your intake in the app.

Open app →

Daily target & upper limit

2.3 mg / day · UL 11 mg

Manganese has an established daily reference intake. See best forms, label synonyms, upper-limit warnings, and top-scoring supplements:

Manganese dosage reference →

Primary uses

Bone health
Antioxidant (SOD)
Blood sugar support
Antioxidant enzyme
Metabolism
Immune cell protection

How it works

Cofactor for superoxide dismutase (SOD)
Essential for bone formation
Involved in glucose metabolism

Dosage

Typical range: 2-5 mg daily
Timing: Any
With food: Optional
Duration: Usually adequate from diet
Special populations: Rarely needed as supplement

Forms

Manganese gluconate
Manganese citrate

Safety

Common side effects

Well tolerated

Contraindications

Liver disease

Products containing Manganese

Top-scoring supplements in our catalog that list Manganese on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.

Thorne

MediClear-SGS™ - Vanilla

Thorne

Basic Nutrients 2/Day

Evidence notes

Essential trace mineral

Grade B: Some human trials support key claims; further confirmation needed.

Related in Mineral

Check a full stack

Formulate's free interaction checker lets you paste in any combination of supplements and medications at once — every pairing flags severity, timing, and cited evidence.

Open the checker

Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider.