Nutritional Supplements » Guarana »GNC Herbal Plus® Standardized Guarana 100 Vegetarian Capsules

1. Guarana is a natural source of caffeine that has invigorating properties.*
2. Each capsule contains 250 mg of Guarana Seed Extract standardized to provide 36% Caffeine = 90 mg.
3. Standardized herbs provide uniformity of a single plant chemical batch after batch. Each extract delivers a quantified and measurable level of the targeted active ingredient in every serving. This active ingredient is considered by science to be the key ingredient responsible for the herb's health benefits.