Experts dismiss detox diets as unnecessary and potentially risky for healthy individuals

Medical authorities warn that the body’s natural systems are sufficient for waste removal, challenging the health claims of commercial detox programmes and highlighting safety concerns associated with unnecessary cleansing practices.

Specialists say the body already has built-in systems for removing waste and unwanted substances, so routine “detox” regimens are not a medical necessity for healthy people. According to the US National Centre for Complementary and Integrative Health, programmes marketed as detoxes or cleanses often involve fasting, juice-only diets, supplements, herbs or colon cleansing, but the evidence supporting their health claims is weak.

Medical experts quoted by the Mayo Clinic say colon cleansing is sometimes used before procedures such as colonoscopy, but there is no good evidence that it helps healthy people eliminate toxins, boost energy or improve immunity. The clinic says the digestive system already expels waste naturally, and that colon cleansing is not recommended as a treatment for any medical condition.

That caution is echoed by Al Jazeera and other Arabic-language health sources, which note that detox diets are often presented as a short-term fix for fatigue or sluggishness. Still, those reports also point out that the liver, kidneys, lungs and skin already play central roles in the body’s own waste-removal processes, and that the term “detoxification” has broad meanings ranging from medical treatment for poisoning to dietary trends with little scientific backing.

There is also a safety issue. The NCCIH says colon hydrotherapy and similar practices can cause harm, including dehydration and electrolyte imbalance, with greater risk for people who have digestive disease, kidney disease, heart disease or a history of colon surgery. For most people, doctors say, a balanced diet, hydration and normal bowel function do far more than commercial cleanse plans.