Nutrafol is a nutraceutical brand that offers science-backed, drug-free supplements and products for hair wellness, targeting various root causes of hair thinning such as hormonal imbalances, stress, and environmental factors. They aim to shift the conversation around hair care to "hair wellness" and provide personalized solutions for different life stages and needs, including women (18-44, 45+, postpartum, vegan) and men. The company emphasizes clinical studies and research in developing its products and has expanded into skincare.