L Carnitine (60 caps) by Klaire Labs IPM Supplements PDF) Effects of L Carnitine on blood pressure, VO2 max, and endurance in athletes: Systematic Review If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy. When to Take L Carnitine for Optimal Training Benefits Transparent Labs Amazon.com: EcoNugenics Circutol: Heart & Blood Pressure Supplement with Nattokinase, L Carnitine, Hawthorn Berry Extract, Cordyceps & Reishi Mushrooms Healthy Blood Flow & Nitric Oxide Support 60 Capsules : Health & Household