The Define Booster: To decrease body-fat you need the right nutrients. That’s where this product comes in. Acetyl-l-carnitine is the most popular non-stimulant fat-loss supplement in the world. Combined with vitamins B6 and B12, the product works by ensuring your body is metabolising fat efficiently. >        Promote fat metabolism. >        Improve tone and definition. >        Support energy and performance. >        Tastes great, even with plain water. >        As seen in Men’s Health, Women’s Health, Vogue, Forbes, GQ and many more. Innermost is a wellness brand that helps you cut through the confusion and take control of your health. Using science and nature, as well as best practices from Ayurvedic and Asian medicine, we make nutrition products that target specific goals across body and mind. And because your health matters, we use the highest quality ingredients free from fillers, bulking agents or GMO nasties.