Mineral
Epsom Salt (Magnesium Sulfate)
Also known as: Magnesium sulfate
Transdermal magnesium source via bath. Relaxes muscles, debated absorption.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Primary uses
- Muscle relaxation
- Bath relaxation
- Magnesium (debated)
How it works
- Transdermal absorption debated
- Hot water relaxation definite
- Sulfate may aid detox
Dosage
- Typical range
- 1-2 cups in bath
- Timing
- Evening bath
- With food
- N/A
- Duration
- As needed
- Special populations
- Muscle tension, relaxation ritual
Forms
- Bath salts
Safety
Common side effects
- Skin dryness
- None significant
Contraindications
- Open wounds
Evidence notes
Absorption debated but subjectively helpful
Grade C: Mostly observational or small trials; mechanism is plausible but unproven at scale.
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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.