Colon Cleanse Formulas
A systematic review of colon cleansing for general health promotion found no credible evidence of benefit and a documented list of harms, from electrolyte disturbance and renal failure to bowel perforation and death. The "mucoid plaque" these kits claim to strip out has never been described at colonoscopy or autopsy.
What the science says
- Colon cleansing improves general health or energy Limited evidence
The systematic review on this exact question concluded the evidence for benefit is essentially absent — no controlled trial demonstrates improved wellbeing, energy, immunity or disease risk from colon cleansing — while adverse event reports are plentiful, including cramping, vomiting, electrolyte abnormalities, renal failure, pancreatitis, air embolism, colonic perforation and deaths associated with colonic irrigation.
- Removes accumulated toxins or "mucoid plaque" Limited evidence
Critical reviews of detox regimens find no clinical evidence that any commercial detox product enhances elimination of toxicants; the liver and kidneys do that work continuously. Mucoid plaque — the alleged rubbery layer of impacted waste lining the colon — has never been observed in the millions of colonoscopies and autopsies performed. The rubbery casts people photograph after a cleanse are consistent with the bentonite clay and psyllium in the product congealing in the gut.
- Causes real weight loss Limited evidence
Weight dropped over a cleanse is stool water and gut contents, typically 0.5-2 kg, and it returns within a day or two of normal eating. No study shows loss of fat mass from a cleanse protocol, and the caloric restriction that usually accompanies these kits is doing whatever real work occurs.
- Fiber-based components have genuine (unglamorous) value Moderate evidence
Psyllium, which appears in most kits, does have solid evidence for chronic constipation, stool consistency and modest LDL reduction at 7-10 g/day. That benefit is available from a $10 tub of plain psyllium taken daily — it does not require, and is undermined by, the stimulant laxatives and clays bundled around it.
Dosage & safety
How to take it
Interactions
With medications
- levothyroxine, oral contraceptives, lithium, antiepileptics and antibiotics
Bentonite clay and psyllium adsorb and delay these drugs, which can drop them below effective levels. separate them from the cleanse by at least 2-4 hours, and ideally do not run the two together at all
- digoxin and diuretics
Stimulant laxative plus osmotic magnesium causes fluid and potassium loss, raising digoxin toxicity and arrhythmia risk. do not use these kits on digoxin or diuretics
- any medication in renal impairment
Magnesium oxide or citrate accumulates when kidney function is reduced, and hypermagnesaemia can be severe. avoid magnesium-containing cleanses entirely with chronic kidney disease
With other supplements
- iron, zinc and other mineral supplements
Clay and psyllium bind minerals and cut absorption. take minerals at least 2 hours away from the cleanse doses
Well-established interactions only — this is not a complete list. Always tell your doctor and pharmacist what you take.
Frequently asked questions
Do colon cleanses work?
No. A systematic review of colon cleansing for general health found no controlled trial showing better wellbeing, energy, immunity or disease risk, alongside documented harms from electrolyte disturbance and renal failure to bowel perforation and death. The evidence for colon cleanse formulas is limited to nonexistent.
Is mucoid plaque real?
No. Mucoid plaque has never been observed in the millions of colonoscopies and autopsies performed; the rubbery casts people photograph after a colon cleanse are consistent with the product's bentonite clay and psyllium congealing in the gut.
Do colon cleanses help you lose weight?
Not fat: weight lost during a colon cleanse is stool water and gut contents, typically 0.5-2 kg, and it returns within a day or two of normal eating. If you want the one useful ingredient, plain psyllium at 7-10 g/day has solid evidence for constipation.
Can a colon cleanse interfere with my medications?
Yes. The bentonite clay and psyllium in colon cleanse formulas adsorb levothyroxine, oral contraceptives, lithium, antiepileptics and antibiotics, so separate them by at least 2-4 hours. Avoid these kits with digoxin, diuretics or chronic kidney disease, where the laxative and magnesium can cause dangerous electrolyte problems.
Scientific references
Where to buy
Health Plus, Super Colon Cleanse®, 240 Capsules
Ships to 180+ countries · welcome discount for new customers
Referral link — this site may earn a commission on purchases.
Related in Gut health
- Probiotics Moderate evidence
- Psyllium Husk (fiber) Strong evidence
- L-Glutamine Limited evidence
- Oregano Oil Limited evidence
- Ginger Moderate evidence
- Inulin (Prebiotic Fiber) Moderate evidence