Is it safe for a patient with a history of kidney transplant to receive carnitine and NAD (Nicotinamide adenine dinucleotide) IV therapy? 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. Chronic Kidney Disease: Stages, Treatments & Nutrition Hacks Life Extension L Carnitine for Weight Loss: How It Works, Dosage & Best Supplement Zeelab Pharmacy PDF) The Role of L Carnitine in Kidney Disease and Related Metabolic Dysfunctions