Best Supplements for Fertility Support

Contains L-DOPA, the direct dopamine precursor — supports mood, motivation, and reproductive health but requires careful dosing.

Increase sperm concentration by ~83.3 million/mL· Weak evidence

Enhances mitochondrial energy production and acts as a lipid-soluble antioxidant — critical for heart health and depleted by statins.

Increase sperm concentration by ~5.9 million/mL· Weak evidence

Andean root that boosts energy and libido through hormonal signaling modulation — different colors (red, black, yellow) have distinct effects.

Raises sperm concentration by ~4.9 M/mL· Weak evidence

Required for selenoprotein production that regulates thyroid hormones, powers glutathione peroxidase, and strengthens immune defense.

Raises sperm concentration by ~3.9 M/mL· Weak evidence

Rate-limiting precursor to glutathione, the body's master antioxidant — supports mood, respiratory health, and liver protection.

Increase sperm concentration by ~3.8 million/mL· Weak evidence

Acetylated carnitine that crosses the blood-brain barrier to fuel mitochondrial energy and donate acetyl groups for acetylcholine synthesis.

Weak evidence

Saponin-rich herb that consistently improves libido and sexual function, though evidence for testosterone elevation remains weak.

Weak evidence

Lipid-soluble antioxidant that shields cell membranes from oxidative damage — natural mixed tocopherols preferred over synthetic forms.

Weak evidence

Bioactive folate that bypasses MTHFR conversion — critical for the 30-40% of people with gene variants affecting mood and methylation.

First-line natural treatment for PCOS that improves insulin sensitivity and ovulation — also reduces anxiety, panic, and OCD symptoms.