Knowledge base
All remedies A–Z
Short, sourced profiles of the remedies we cover. Informational only, not medical advice.
Remedies
Herb
Ashwagandha
Withania somnifera
An adaptogen studied for stress; some small trials also looked at libido and fertility.
Herb
Ginseng
Panax ginseng
Panax ginseng has some evidence for erectile function, but the studies are of low quality.
Supplement
L-arginine
Aminozuur
An amino acid involved in blood flow, sometimes combined with other supplements for erections.
Herb
Maca
Lepidium meyenii
A root used for libido. A few small studies hint at a small effect; the evidence is limited.
Supplement
Zink
Zink
Zinc matters for testosterone mainly when you are deficient; it is not a booster for healthy men.