Vitamin C × Aluminum

Severity: MODERATE Evidence: well-established

Mechanism

Vitamin C increases aluminum absorption from antacids and phosphate binders.

Effect

Increased aluminum levels; potential toxicity in renal impairment

Management

Separate vitamin C from aluminum-containing products by at least 2 hours.

Source

Fulton B, Jaworski AJ. Ann Pharmacother 1995

⚠️ MODERATE INTERACTION: Monitor closely if this combination is used.

Disclaimer

This interaction record is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider before starting or stopping any supplement or medication.