Understanding the importance of taurine and L carnitine for dogs Animal Wellness Magazine Carnitine for Dogs Let's talk about L carnitine a powerful ingredient found in our puppy food that plays a vital role in your little one's development. , , L carnitine is not just any ordinary component. It's a Your dog's heart works hard and L Carnitine helps fuel every beat. This natural protein like substance supports healthy heart function by helping carry fatty acids to where the body needs them most. L Carnitine for Dogs: How It Supports Healthy Weight Loss