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

Scientific Claim

Chitosan treatment may not result in clinically significant weight loss compared to placebo in overweight and obese adults over 24 weeks.

Original Statement

“In this 24-week trial, chitosan treatment did not result in a clinically significant loss of body weight compared with placebo.”

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

Evidence Quality Assessment

Claim Status

overstated

Study Design Support

Design supports claim

Appropriate Language Strength

probability

Can suggest probability/likelihood

Assessment Explanation

The abstract states the conclusion as 'did not result in', but given the small effect size and abstract-only limitation, probabilistic language like 'may not result in' is more appropriate.

Evidence from Studies

Supporting (1)

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

Contradicting (0)

No contradicting evidence found

Source Study

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

Score: 66

DOI: 10.1038/sj.ijo.0802693

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