L Carnitine Linus Pauling Institute Oregon State University The main ingredient of Carni Speed is L carnitine. This substance, which is similar to a vitamin, plays a central role in the metabolism of pigeons. The magnesium and selenium contained in it, also CYSTNIL SURE MYO INOSITOL L CARNITINE CHROMIUM PICOLINATE SELENIUM & VITAMIN D3 60 TABLETS L Carnitine Supplement Selenium And Nutritional Tablets Lazada Lazada PH BESTEST QUALITY Co Enzyme Q 10, Lycopene, L Carnitine, L Arginine, Selenium, Omega 3 Fatty Acid, Vit C & Vit E Capsules JAN SWASTHYA VITRAN Bluebonnet Dry E 268mg & Selenium 120 caps