KOS is plant based nutrition company headquartered in Santa Barbara, California, co founded in 2017 by Allan Stevens and Tony Stahl. The name references the Greek island of Kos and Hippocrates’ food as medicine philosophy, signaling focus on nourishment through plants. The brand centers on organic vegan protein powders, superfood blends, greens, adaptogen mixes, and specialty capsules that support energy, satiety, digestive comfort, and overall wellness. Formulas feature peas, quinoa, pumpkin seeds, flax, chia, coconuts, mushrooms, and other plant sources with attention to complete amino acid profiles and smooth texture. Messaging highlights bold, colorful packaging, playful tone, and commitments to USDA organic, non GMO ingredients, and responsible sourcing. KOS promotes partnerships that fund meal programs through Feeding America and tree planting through environmental nonprofits, tying purchases to social impact. Distribution includes ecommerce, natural retailers, gyms, and grocery chains, reaching shoppers who want flavorful shakes and convenient, plant forward nutrition.