Supplement stacks / Losartan + Magnesium

Can You Take Losartan with Magnesium?

Taking magnesium with losartan is generally considered safe. Magnesium does not have significant interactions with losartan, and both can be beneficial for cardiovascular health. However, individuals with kidney disease should exercise caution with magnesium supplementation.

Safety at a glance
Low risk
Safety score8/10

Conservative, AI-assisted reading of publicly available medical sources (NIH, Mayo Clinic, WebMD, Examine.com). Informational only — it can't account for your medications, conditions, or genetics.

Losartan

Losartan is an angiotensin II receptor blocker (ARB) used primarily for hypertension and heart failure. It is generally well-tolerated but may cause side effects in some individuals.

Typical dosage: Follow manufacturer guidelines, typically starting at 50 mg once daily.

Common side effects:
  • Dizziness
  • Fatigue
  • Hypotension
Warnings:
  • Monitor blood pressure regularly while on losartan.
  • Consult a healthcare provider if experiencing severe side effects.
Magnesium

Magnesium is essential for many bodily functions, including muscle and nerve function, blood glucose control, and blood pressure regulation. It is generally safe for most individuals when taken within recommended dosages.

Typical dosage: 200-400 mg daily

Common side effects:
  • Diarrhea
  • Nausea
  • Abdominal cramping
Warnings:
  • Individuals with kidney disease should avoid high doses of magnesium due to the risk of hypermagnesemia.
  • Consult a healthcare provider if you have any underlying health conditions.
Timing

Magnesium can be taken at any time of day, but it may be beneficial to take it in the evening to promote relaxation and sleep.

Watch out for
  • If you have kidney disease, consult your healthcare provider before taking magnesium supplements.
Frequently asked questions

Can you take Losartan and Magnesium together?

Taking magnesium with losartan is generally considered safe. Magnesium does not have significant interactions with losartan, and both can be beneficial for cardiovascular health. However, individuals with kidney disease should exercise caution with magnesium supplementation.

How safe is the Losartan and Magnesium combination?

Our analysis of publicly available medical sources scores this combination 8/10 (low risk). This is an informational estimate, not medical advice — always confirm with a healthcare professional.

When should you take Losartan and Magnesium?

Magnesium can be taken at any time of day, but it may be beneficial to take it in the evening to promote relaxation and sleep.

What should you watch out for when combining Losartan and Magnesium?

If you have kidney disease, consult your healthcare provider before taking magnesium supplements.

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Analysis generated August 11, 2026 · Sources include NIH, Mayo Clinic, WebMD, and Examine.com · How our analysis works