Taking chitosan supplements for 24 weeks may lead to a tiny weight loss compared to a placebo, but this difference is too small to be meaningful for health.

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Pro

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Against

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Community contributions welcome

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The effect of the dietary supplement, Chitosan, on body weight: a randomised controlled trial in 250 overweight and obese adults

Randomized Controlled Trial

Human

2004 Sep

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Community contributions welcome

No contradicting evidence found

Chitosan doesn't lead to meaningful weight loss in overweight or obese adults over 24 weeks.

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93%

Chitosan didn't affect other health measures like body fat, blood pressure, or quality of life compared to a placebo.

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92%

Chitosan might cause small changes in cholesterol and blood sugar levels, but the study didn't say if they went up or down.

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78%