Does L-Carnitine help with performance?
Possibly — but there are few reports. 92% of 13 people who reported on L-Carnitine for performance say it improved. 8% noticed no change and 0% say it got worse.
Performance: what users report
92%better13 reports · few reports
12 better1 no change0 worse
What people say about L-Carnitine and performance
“L-carnitine helps your body burn long chain fatty acids... I take 2 pills in the morning and 2 before a cardio workout to get an endurance boost.”
“I started carn injections last month and wow, game changer for sure.”
“CoQ10, L-Carnitine & MCT oil improved my energy levels and thus reduced my fatigue. ... L-Carnitine considerably reduced the amount of muscle stiffness”
“I inject 1g of l-carnitine every single day, and it's been great for fat loss, energy and mental alertness. ... carnitine didnt do shit for me plus it reeks of fish”
What the research says
AResearch: Strong170 meta-analyses · 466 trials on PubMed
None of the top reviews we found look specifically at performance. See all research on L-Carnitine.
Side effects people mention
injection pain 2insomnia 2tingling 1lowered thyroid 1tmao elevation 1
What else is L-Carnitine used for?
Based on few reports — treat as anecdotal. Information only — not medical advice. How we count