High Potency Vitamin C; Enhanced with vitamin C-rich acerola cherry extract and citrus fruits as well as bioflavonoids and rutin for superior immune system support in fewer doses.Immune Support & More; This antioxidant-rich Ester-C® formula supports immune health and allergy relief and helps maintain strong bones, gums, and teeth.Gentle & Well Retained; Ester-C® is a less-acidic vitamin C that is gentle on the digestive system; Clinical studies show that Ester-C® increases vitamin C levels in the body for up to 24 hours.Superior Absorption; Regular vitamin C is first buffered with calcium, then a special process transforms it into trademarked Ester-C®. Each tablet containsMedicinal ingredients Vitamin C (calcium ascorbate*) 1,000 mg Calcium (calcium ascorbate*) *from Ester-C® brand calcium ascorbate 125 mg Citrus bioflavonoids from the fruit and peel of orange, lemon, grapefruit, and mandarin orange, and from the fruit of lime 200 mg Acerola (Malpighia glabra, fruit) 4:1 extract, QCE 100 mg 25 mg Rose hip (Rosa canina, fruit) 25 mg Rutin (Dimorphandra mollis, fruit) 25 mg Non-medicinal ingredients calcium phosphate dibasic, microcrystalline cellulose, croscarmellose sodium, silicon dioxide, stearic acid (vegetable), magnesium stearate (vegetable), maltodextrin Coating hypromellose, glycerin (vegetable), purified water Adult dosage Take 1 tablet 1 time per day or as directed by a health care practitioner For more information about the product, you can contact Hooper’s Pharmacy and Vitamin Shop. Visit the website or call (905) 303-4466. The information and product descriptions appearing on this website are for information purposes only and are not intended to provide or replace medical advice to individuals from a qualified healthcare professional.