Manufactured By: Essential Nutraceutical's Quantity In Bottle: 4 Ounces Dosage Per Day: 1/2 teaspoon twice daily, hold in mouth for 2 minutes, then swallow. Shake bottle before using. | | | | Time of Day: At Anytime Quantity Needed For One Month : 2 Bottles Active Ingredient: 433 mg glutathione per teaspoon Active Ingredients: Purified Water, Essential Phospholipids, Potassium Sorbate and Sodium Benzoate(preservatives) |