* High-Potency Resveratrol Formulation.* Science-Based nutrition.* Featuring ReVinol-25.* Dietary Supplement.Best Resveratrol features ResVinol-25, a proprietary extract providing concentrated levels of polyphenols and trans-resveratrol from red wine matrix and the root of the Japanese knotweed (Polygonum cuspidatum) plant. Resveratrol exists in both trans-and cis-forms. However, published researched suggests that only the trans-form has considerable biological activity. ResVinol-25 is a high-quality extract subjected to rigorous Profile Proven analytical and quality assurance procedures designed to ensure potency and purity of the extract from batch to batch. The product is extensively tested for heavy metals, bacterial and fungal contaminants, and pesticides to verify purity and compliance with acceptable standards.Suggested Use:Take 1 or more capsule daily with meals.Other Ingredients:Rice flour, silicon dioxide, magnesium stearate (vegetable source).Suitable for vegetarians.Contains nothing other than listed ingredients.