Safety limits
Neem Supplement Side Effects: Liver, Kidney and Pregnancy
Neem supplement side effects are best documented for neem oil, which has been linked to severe liver injury, mostly in young children. Leaf powder and extract were not covered by that record, so their safety is less clear. Prostadine lists neem with no amount. Ask your doctor or pharmacist first, especially for children, pregnancy or liver and kidney disease.
Written by the Prostadine label deskUpdated · 4 min read
What are the known neem supplement side effects?
The best-known neem harm involves neem oil, not leaf extract. LiverTox calls margosa (neem) oil a probable rare cause of clinically apparent liver injury (LiverTox, Margosa (Neem) Oil).
Case reports, mostly from India and Southeast Asia, link the oil to severe metabolic acidosis, a Reye-like illness with liver failure and brain disease, and death. Most cases were young children, with symptoms starting within hours (LiverTox, Margosa (Neem) Oil).
The record covers the oil. It does not cover leaf powder or an extract in a supplement, so it supports caution, not a verdict on every neem product.
| Form | Safety record we read |
|---|---|
| Neem oil | Severe liver injury and acidosis reports, mostly in young children (LiverTox, Margosa (Neem) Oil) |
| Leaf powder or extract | Not covered by that record |
| Neem in Prostadine | Form and amount not printed |
Can neem harm the liver or kidneys?
Neem oil can harm the liver in rare cases, and we found no data that clears an extract. LiverTox suggests the cause may be mitochondrial toxicity or contamination with look-alike seeds (LiverTox, Margosa (Neem) Oil).
The record does not give a kidney verdict for supplements. We found no source for neem and kidney disease, so we do not claim one either way.
The sales page says neem offers "Strong antioxidant benefits" and "Sleep supporting properties". We found no human trial of neem extract for either, and none in Prostadine.
Ask before using neem if you have liver or kidney disease, take medicines handled by the liver, or are giving anything to a child.
Is neem safe in pregnancy or for children?
We found no source that shows neem supplements are safe in pregnancy, and the child cases above argue for caution. NCCIH advises care with supplements in pregnancy, nursing and children, and tells people to follow label directions (NCCIH, Using Dietary Supplements Wisely).
- Keep neem products away from young children.
- Ask a clinician before use if pregnant, nursing or trying for a baby.
- Tell every provider about supplements before surgery (NCCIH, Using Dietary Supplements Wisely).
- Stop and call a clinician if a new symptom appears.
Prostadine is sold for adults, and its bottle warnings are not printed in the vendor images we read. Use the bottle you receive as the rule.
Prostadine: from $49 a bottle2 fl oz (60 mL) dropper · 2, 3 or 6 bottles · 60-day money-back guarantee
See packsWhat does this mean for Prostadine users?
Prostadine lists neem as the ninth ingredient, with no amount and no form. We cannot say if it is leaf, extract or oil, so ask the order desk.
Ask which form
Request the form and amount of neem. See the neem page.
Check your medicines
Use our medicines guide to prepare questions for your pharmacist.
Watch for changes
Stop and call a clinician if you notice something new. See the side effects page.
Keep taking prescribed medicine. Blood in urine, fever or chills with painful urination, or severe belly, back or side pain means same-day care, and being unable to urinate means the emergency room.
Order Prostadine
Thinking of trying it? The bigger packs cost less per bottle.
Prices from the sales page, October 19, 2026 (Prostadine sales page). The 2-bottle pack is $79 a bottle plus $9.99 shipping. Every pack carries the 60-day money-back guarantee. Check your medicines first.
FAQ01
Quick answers on neem safety
Is neem leaf extract safer than neem oil?
We cannot say. The liver injury record covers neem oil, not leaf powder or extract, so it does not clear or condemn them (LiverTox, Margosa (Neem) Oil). Quality, form and dose still matter, and Prostadine prints none of them.
Why do neem oil cases mostly involve children?
Reported cases came mostly from India and Southeast Asia, and the child cases were severe, with symptoms within hours (LiverTox, Margosa (Neem) Oil). The record does not explain why, so keep neem products away from children.
Should I stop neem before surgery?
Tell your surgeon and pharmacist about every supplement well before the date, and follow their advice. NCCIH says to tell all providers about supplements, especially before surgery (NCCIH, Using Dietary Supplements Wisely). Never drop a prescribed medicine without your doctor.
Who wrote this02
Written and reviewed by
Pages built from the bottle front, the sales page and linked NIH, FDA, FTC and peer-reviewed sources.
Last updated . See our editorial standards and how we check reviews. This website is run by Goprostadine, a USA Authorized Prostadine Retailer, not by the manufacturer. We are paid when you buy through our order links.
Keep reading
More about Prostadine
USA Authorized Prostadine Retailer
Ready to try Prostadine?
Show the bottle to your doctor first, as the sales page itself advises, then pick a pack. Bigger packs cost less per bottle, and the 60-day guarantee counts from delivery.
- Secure BuyGoods checkout
- 60-day money-back guarantee
- Ships from the U.S.
