Skip to main content

Evidence-Based Supplement Research

Evidence-Based Supplement Research

L-Carnitine and Reduced Waist Circumference

Doses used in studies

mg/day: 150–4,000 (median 2,075, IQR 150–4,000) — 1 study

Time to effect

Median: 8 weeks · IQR 8 weeks–8 weeks · Range 8 weeks–8 weeks — Reported in 1 of 1 study

1 of 1 paper

The Effect of the L-Carnitine Supplementation on Obesity Indices: An Umbrella Meta-Analysis.
- 2025-04-28
- Meta-Analysis · n = 352
- International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition 95(2)
- - Fatemeh Hamedi-Kalajahi
  - Meysam Zarezadeh
  - Mahsa Malekahmadi
  - Parsa Jamilian
  - Parmida Jamilian
  - Roghayeh Molani-Gol
  - Alireza Ostadrahimi
- PubMed: 40298161
- DOI: 10.31083/ijvnr40033
3 Insights on
- Reduced Waist Circumference
- High evidence
WC (ES = -1.34; 95% CI: -1.83, -0.85, p < 0.001; I² = 00.0%, p = 0.442)
Effect
Beneficial
Effect size
Moderate
Significant
Yes
Dose
150 to 4000 mg/day