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L-carnitine supplements safety

The safety and efficacy of L-carnitine supplements for weight loss and performance enhancement

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Jan 6, 2026

How strong is the clinical evidence that L‑carnitine supplementation produces meaningful long‑term weight loss in humans?

Randomized controlled trials and multiple meta-analyses show that L‑carnitine produces small, statistically significant short‑to‑medium term reductions in body weight and BMI versus placebo, with typi...

Jan 6, 2026

What are the safety risks and side effects associated with oral lipolytic supplements like caffeine or L-carnitine?

Oral L‑carnitine supplements carry a small but consistent profile of gastrointestinal side effects (heartburn, dyspepsia, nausea, vomiting, stomach discomfort) and less common symptoms such as body od...