Naturaltein offers a range of fitness supplements, primarily known for their high-quality whey proteins, formulated with 100% natural, non-GMO, and soy-free ingredients, and sweetened with stevia. They use sunflower lecithin, avoid artificial flavors, colors, and preservatives, and are sourced from ethically treated cows. Beyond protein, Naturaltein also provides other supplements like Omega-3, Magnesium Glycinate, and Vitamin D3+K2.