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chromium picolinate vs magnesium oxide

Side-by-side comparison of chromium picolinate and magnesium oxide Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

Drug Class
chromium picolinate Mineral Supplement
magnesium oxide Mineral Supplement
Type
chromium picolinate Over-the-Counter
magnesium oxide Over-the-Counter
Summary
chromium picolinate

Chromium picolinate is a mineral supplement. It is used to support the pancreas.

magnesium oxide

Magnesium oxide (Mag-Ox) is a mineral supplement. It helps relieve acid indigestion and upset stomach.

What It Treats
chromium picolinate

This supplement is used to provide support to the pancreas. It is a homeo-nutritional product. This means the claims are based on traditional homeopathic practices.

magnesium oxide

Mag-Ox treats acid indigestion and upset stomach. It works by reducing the amount of acid in your stomach. Talk to your doctor if your symptoms do not improve.

How It Works
chromium picolinate

This product is a mineral supplement. It is intended to provide nutritional support. It is not evaluated by the FDA.

magnesium oxide

Mag-Ox contains magnesium oxide, which neutralizes stomach acid. This helps to reduce discomfort caused by excess acid. It provides relief from indigestion and upset stomach.

Common Side Effects
chromium picolinate

No common side effects listed.

magnesium oxide
  • Diarrhea
FAERS Reports
chromium picolinate

No adverse event reports.

magnesium oxide
  • Feeling sick to your stomach 2,795
  • Loose or watery stools 2,581
  • Feeling tired 2,418
  • Difficulty breathing 2,054
  • Lung infection 2,031
Serious Warnings
chromium picolinate

This product's claims have not been evaluated by the FDA.

magnesium oxide

There are no boxed warnings for this medication.

Pregnancy
chromium picolinate

There is no information about the safety of this supplement during pregnancy or breastfeeding. Talk to your doctor before use if you are pregnant or breastfeeding.

magnesium oxide

Talk to your doctor before taking Mag-Ox if you are pregnant or breastfeeding. They can help you weigh the risks and benefits.

Also Compare — Nearby Drugs

How to Read This chromium picolinate vs magnesium oxide Comparison

chromium picolinate is classified in the Mineral Supplement drug class, while magnesium oxide sits within the Mineral Supplement class. Because both drugs share the same classification, they are often considered interchangeable in theory — but clinical outcomes rarely track that cleanly. Both drugs are available over the counter.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, chromium picolinate has 0 submissions while magnesium oxide has 11,879. Those figures reflect cumulative reporting volume — not per-patient risk — so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between chromium picolinate and magnesium oxide — always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.