Supplements and chronic pain: What does the research say? Some studies suggest possible benefits for: Acetyl L Carnitine (energy for cells; studied in diabetic nerve pain) Alpha Lipoic Acid (antioxidant; may ease nerve pain, L Carnitine Liquid 3300mg Triple Strength Fat to Energy Alvista Official Amazon.com: Acetyl L Carnitine HCl 1250mg, with B1, B2, Niacin, Biotin, Folic Acid, Methyl B12, B5 & Iron, B Vitamins, High Potency, Energy, Brain Support, 240 Vegan Caps : Everything Else Beyond Raw Creatine Hcl Powder + L Carnitine Powder Bundle Applied Nutrition brings together B vitamins and carnitine for Carni Tone Nature's Truth B Energized Vitamin B Complex Gummies, 48 ct Walmart.com