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This extract is standardized to 85% fatty acids, the active fraction studied at 320 mg. These fatty acids modestly inhibit 5‑alpha‑reductase (the enzyme that turns testosterone into dihydrotestosterone, a stronger androgen that enlarges prostate tissue) and may block dihydrotestosterone from binding its receptor. They also dampen COX and 5‑LOX signaling (pathways that create pro‑inflammatory lipids). In practice, symptom changes, when they happen, are modest and show up over 4 to 12 weeks.
The studied dose is 320 mg daily. The label suggests 1–2 capsules per day in divided doses between meals; many trials used 320 mg once daily with food to limit stomach upset and aid absorption of the fatty acids. Pick one approach and stick with it for at least 8 weeks before judging. If you get nausea or reflux, take it with your largest meal. Keep hydration up if nighttime urination is your main complaint.
Skip this if you’re on blood thinners like warfarin, apixaban, rivaroxaban, or antiplatelets such as clopidogrel, or if you have surgery scheduled within two weeks, due to bleeding risk. Do not self-treat possible prostate cancer; get a PSA and exam first. Pregnancy and breastfeeding: avoid. If you’re already on finasteride or dutasteride, adding saw palmetto rarely adds value; discuss any plan to combine with your prescriber.
Evidence is mixed. Some studies show small improvements in urinary symptom scores and nighttime urination, while others match placebo. Benefits, when present, tend to be modest and most likely in mild symptoms over 4–12 weeks.
Give it 4 to 12 weeks. Most responders notice gradual changes in frequency, flow, or nighttime urination by the two‑ to three‑month mark. If there’s no change by 12 weeks, it’s reasonable to stop and reassess.
Either is acceptable. The label says between meals, but taking it with a meal can reduce stomach upset and may improve absorption of the fatty acids. Be consistent with your chosen timing.
It generally does not lower PSA in a clinically meaningful way, unlike finasteride. Still, tell your clinician you’re taking it so PSA results are interpreted in context and trends are watched over time.
Combining with finasteride or dutasteride rarely adds much and can increase side effects. Pairing with tamsulosin is sometimes done but should be clinician‑guided. Always clear combinations with your prescriber.
Most people tolerate it well. Possible effects include nausea, abdominal discomfort, headache, or dizziness. Stop and seek care for rash, unusual bleeding, severe pain, fever, or urinary retention.
Blood testosterone usually doesn’t change much. The extract mainly targets dihydrotestosterone actions in prostate tissue. There’s limited data on fertility; if you’re trying to conceive, discuss with your clinician.
Avoid it with warfarin, apixaban, rivaroxaban, or clopidogrel due to bleeding risk. Stop at least two weeks before procedures and tell your surgical team about any supplements.