how many grams of l carnitine per day L-carnitine supplementation at doses 2–4 g/day has been shown in a randomized, double-blind, placebo-controlled trial by Salvatore Benvenga to reverse and prevent symptoms of iatrogenic hyperthyroidism in women receiving TSH-suppressive levothyroxine supporting exercise performance and boosting cellular efficiency 5% Nutrition Liquid L-Carnitine 3150:
Pay in 4 interest-free payments of $5.24 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 27 - Aug 1



