l carnitin plus L-Carnitine Liquid - Premium Sportsfood L-Carnitine Forte Plus - Olimp

L-carnitine is primarily synthesized in the liver and transported via the bloodstream to cardiac and skeletal muscle, which rely on L-carnitine for fatty acid oxidation yet cannot synthesize it (8)

(PubMed) Xu Y, Jiang W, Chen G, et al

L-Arginine If you want to boost your fitness, check out L-arginine and L-citrulline

Our 10:1 green coffee extract contains at least 50% chlorogenic acid, a substance on which the positive properties of green coffee are based

In a double-blind, placebo-controlled, dose-titration study, 1 to 3 g/day of oral propionyl-L-carnitine for 24 weeks was well tolerated and improved maximal walking distance in patients with intermittent claudication (64)

When purchasing either L-carnitine or L-arginine: Look for products from reputable manufacturers with transparent labeling Consider third-party tested options that verify purity and potency Choose the appropriate form for your specific goals (e.g., ALCAR for cognitive benefits) Compare cost per effective dose rather than just package price Be wary of supplements with proprietary blends that don't disclose exact amounts Conclusion L-carnitine and L-arginine represent two distinct approaches to supporting health and performance