Saw Palmetto
The prostate component of the formula, and the one carrying the single most practical safety note on this site.

Saw Palmetto in the Horsewood Formula
The prostate component of the formula, and the one carrying the single most practical safety note on this site.
About Saw Palmetto in Horsewood
What Saw Palmetto Is
Saw palmetto (Serenoa repens) is a small palm native to the southeastern United States. The berries are used, and it is one of the most widely sold plant supplements in the world.
Its main audience is older men looking for prostate and urinary comfort, which is exactly the role the seller gives it in this formula.
Why Saw Palmetto Is in Horsewood
The seller describes it as the defender, included to support healthy prostate function and a balanced hormonal environment for long-term male wellness. It appears at 20 mg per two-capsule serving.
The PSA test note — read this even if you buy nothing
Saw palmetto can affect the result of a PSA blood test, which doctors use when screening for prostate problems. A reading influenced this way could look more reassuring than it should be.
If you are being screened or monitored, tell your doctor that you take a saw palmetto product. This applies to any saw palmetto supplement at any amount, and it is genuinely the most useful sentence on this website.
What the Research Looks At
Saw palmetto has been studied extensively in relation to prostate health and urinary symptoms in older men. The reference site links to the PubMed index on this topic.
An honest note on that literature: results across trials have been mixed. Some report benefit for urinary symptoms and several large, well-conducted trials found no meaningful difference against placebo. It is a widely used ingredient with a genuinely debated evidence base.
Practical Notes on Saw Palmetto
- May have mild effects on bleeding — mention it if you take warfarin or aspirin.
- Commonly stopped around two weeks before planned surgery.
- Mild digestive upset is the most frequently reported effect, and less likely when taken with food.
- Tell your doctor about it before any PSA testing.
How It Fits the Horsewood Formula
Saw palmetto covers prostate and hormonal balance alongside nettle leaf. See how Horsewood works for the full structure.
Further reading
The Other Horsewood Ingredients
Start Your Horsewood Routine
Two capsules a day, seven herbs and minerals, and 60 days to decide. Horsewood is designed to support a healthy lifestyle rather than replace one.
From $49 per bottle on the 6-bottle package, with free shipping.