Best Supplements for Improved Sperm Morphology
Ranked by research evidence. Compare 8 supplements across 11 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Low evidence3 studies
Across 3 randomized controlled trials, 1 study reported a beneficial moderate-sized effect of vitamin E on sperm morphology, while 2 studies found neutral small-sized effects. The evidence base is small (3 studies) and preliminary, with a median study duration of 90 days. Most studies used oral doses of 100 mg (twice or thrice daily) in clinical populations of infertile men.
Dose: 100 mg twice daily to 100 mg thrice daily
8 supplements
- LowVitamin EAcross 3 randomized controlled trials, 1 study reported a beneficial moderate-sized effect of vitamin E on sperm morphology, while 2 studies found neutral small-sized effects. The evidence base is small (3 studies) and preliminary, with a median study duration of 90 days. Most studies used oral doses of 100 mg (twice or thrice daily) in clinical populations of infertile men. · Dose: 100 mg twice daily to 100 mg thrice daily1 beneficial2 neutral3 studies