Kirkland Signature™ Timed Release Vitamin C 1000 mg can support many functions in the body. Vitamin C is considered one of the essential vitamins because it is required for normal functioning of the body, however, the human body does not produce it. Furthermore, vitamin C is a water soluble vitamin, so any unused portion in the body is eliminated daily. Those two facts make it necessary for humans to ingest vitamin C on a daily basis either through the foods we eat or from dietary supplements. This product provides 1000 mg of vitamin C in a timed release tablet that provides daily sustained release of the vitamin C for the maintenance of good health. Features and Benefits: Provides 1000 mg of vitamin C and 40 mg of rose hips Helps in the normal development and maintenance of bones, cartilage, teeth, and gums Provides an antioxidant for the maintenance of good health Helps in connective tissue formation and wound healing Helps the body's ability to metabolize nutrients NPN: 80021505 Dosage: Adults and adolescents 9 years old and over: 1 tablet daily or as directed by a health care professional Servings: 500 days Cautions or Warnings: Keep out of the reach of children Do not use if printed seal under cap is cut, torn or missing Storage: Store in a dry place 15 °C to 30 °C (59 °F – 86 °F)