Used for centuries by South Pacific Islanders to promote relaxation, modern research confirms kavaÕs ability to help calm nervousness, relax tense muscles, and improve sleep quality. Kava also enhances mental focus and clarity. Stress-Relax Kava Kava is standardized to 30% kavalactones, the active constituent in kava.Medicinal IngredientsNon-Medicinal IngredientsVegetarian capsule (carbohydrate gum [cellulose], purified water), microcrystalline cellulose, vegetable grade magnesium stearate (lubricant), silica.Used in herbal medicine as a calmative and/or sleep aid.Kava kava is a herb that has been used traditionally in Polynesian cultures for centuries. Kava kava helps calm occasional anxiety, stress, and restlessness, and supports healthy restful sleep. Kavapure is standardized to 30% kavalactones, the active constituents in kava kava. Expert sourcing and extraction methods utilized by Kavapure maximizes the quality and consistency of the active ingredients, ensuring the highest possible potency and bioavailability. Kavapure is the highest quality kava kava on the market. The safety and efficacy of kava kava have been proven through scientific research and clinical studies.