Solgar® Vitamin C Crystals provide pure, 100% Vitamin C in a convenient dosage form. Vitamin C is a water-soluble nutrient with revered antioxidant and immune supportive properties. In addition to helping to fight cell-damaging free radicals, it also helps collagen (connective tissue) formation, which is important for healthy skin and joints. This product is suitable for vegetarian, vegan and kosher diets.Directions:As a dietary supplement for adults, take one quarter (1/4) teaspoon daily, preferably with a meal, or as directed by a healthcare practitioner. May be added to juice or sprinkled on food. Caution:If you are pregnant, nursing, taking any medications or have any medical condition, please consult your healthcare practitioner before taking any dietary supplement. Discontinue use and consult your healthcare practitioner if any adverse reactions occur. Keep out of reach of children. Store at room temperature. Do not use if outer bottle seal is missing or damaged.