Parasite cleanses
Renew Life PARA SMART Cleansing Formula, 15-Day Program
A two-part 15-day herbal kit, capsules plus a tincture, sold as a parasite cleanse.
- Format
- Capsule
- Type
- Botanical antimicrobial
- Cost
- ~$2.04 a day across the full 15-day program
- Customer rating
- 4.2 out of 5 from 1,398 ratings from Amazon
What customers consistently report
- The kit being a fixed 15-day course with nothing to work out — you take what is in the box and stop
- The price, at about $2 a day for the whole program
- The two-part capsule-plus-liquid format being easier to follow than counting individual herbs
Those are the themes that recur across the reviews. Reasonable review confidence on volume — about 1,300 Amazon ratings — but the average of 4.2 is the lowest of the well-reviewed products in this catalog, and the closely related ParaGONE kit sold in Canada is a different product that is not available in the United States, so Canadian reviews should not be read across.
Why it might work
The logic of this 15-day kit is the traditional pairing of wormwood, black walnut, thyme, garlic and clove in capsules plus a tincture, packaged as a fixed course so there is no schedule to assemble. That is its practical advantage: the two-part format is designed to be followed and stopped after 15 days. But the mechanism cannot be checked because the US brand page publishes no supplement facts panel or per-ingredient amounts. You therefore cannot tell how much of any herb, including thujone-containing wormwood, is being taken or compare it with the very limited research. Black walnut evidence is limited to cell culture, and a compound doing something in a dish is a reason to study it, not a reason to expect the same effect in a person at an unknown oral dose. No human trial supports an antiparasitic effect for this formula. Mechanistic logic cannot prove an antiparasitic effect here: the formula has no supporting human trial.
What the research supports
There is no human trial showing this formula, or wormwood and black walnut generally, clears an intestinal parasite. The only human study of wormwood we could find was an open, uncontrolled pilot in ten people with a kidney condition, IgA nephropathy, using 1.8 g a day of thujone-free wormwood — a different purpose entirely, with no placebo group. Black walnut evidence is cell-culture work only. If you suspect a parasite, that is a diagnosable condition: the CDC route is three or more stool samples taken on separate days, and treatment when something is found is a prescription drug such as tinidazole, nitazoxanide or metronidazole. Nothing here substitutes for that.
What the label discloses
Label disclosure is limited. The US brand page publishes no supplement facts panel at all, so you cannot see how much wormwood, thyme, garlic or clove you are taking, and in particular you cannot check the thujone content against the European regulator’s limit of 3 mg a day for a maximum of two weeks. The Canadian ParaGONE page does publish per-ingredient amounts, which shows the company can disclose when a regulator requires it. Free of gluten, dairy and soy. No third-party certifier, no NSF or USP mark, and no heavy-metal testing program is named.
Where it may not fit
The label supports gluten-free and dairy-free. We flag this product for anyone pregnant or breastfeeding or taking prescription medication, which is a caution about who should be deciding, not a claim about the product. A capsule only works if you will take it as often as the label directs.
Side effects and what to be aware of
The US label carries a California Proposition 65 warning that the product can expose you to lead, which is known to that state to cause birth defects or other reproductive harm. It contains black walnut, a tree nut allergen, and cape aloe. The label tells you to consult a physician if you have frequent diarrhea or are pregnant, nursing or taking medication. The Canadian sister product goes further and says do not use it in pregnancy or breastfeeding, or before surgery, and warns against combining it with blood thinners, protease inhibitors or acetaminophen, and to take it two hours away from other medicines.
Before you take this. Speak to a doctor or pharmacist first if you are pregnant or breastfeeding, or taking prescription medication. Nothing on this page is medical advice, and no supplement diagnoses, treats, cures or prevents disease.
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Others we researched for the same job
These sit in the same role as Renew Life PARA SMART Cleansing Formula, 15-Day Program — parasite cleanses — so they are the sensible things to weigh it against.
See all the products we have researched →
Related reading
Background on how this type of product works, read from the trial evidence.