Glucosamine QCV is a unique formula developed by LAMBERTS® that provides a total of 929 mg of glucosamine sulfate 2KCI, with the added benefit of cider vinegar and quercetin. Cider vinegar has been used for centuries for numerous applications, including joint care, with this product containing an amount equivalent to one teaspoon of cider vinegar per tablet. Quercetin is a bioflavonoid found naturally in fruits and vegetables, particularly onions and apples, and is one of the few bioflavonoids that have been used in human studies. This antioxidant, discovered in 1854 by J. Rigaud, could also be involved in inhibiting the production and release of histamines. We have added a pure source of quercetin, at a level equivalent to that found in four apples. - High concentration glucosamine sulfate. - With quercetin, a magnificent antioxidant. - Cider vinegar, a very popular ingredient among consumers. Glucosamine is essential for maintaining cartilage, the soft tissue that covers the joints, in good condition. LAMBERTS® Glucosamine Sulfate has become one of the most common products due to its adequate formulation (adapted to the results of rigorous clinical studies) as well as its low price. Indications: Take 1 tablet with food. No more than 2 daily. Do not exceed the expressly recommended daily dose.