Comprehensive and effective. Supports joint comfort and mobility. Supports healthy bone strength and density. Supports cartilage health. Helps lubricate joints. High in Vitamin D for bone and muscular health ultra-pure pharmaceutical grade glucosamine. Flexcore is a comprehensive and effective product formulated based on core science and designed to deliver results like no other joint health product available today. Every single ingredient in Flexcore was meticulously selected for its strong support overall joint comfort and mobility, cartilage health and lubrication, and healthy bone strength