A novel dietary supplement and methods for manufacturing the said dietary supplement are disclosed for promoting healthy cartilages, connective tissues and bones. The dietary supplement of the present invention comprises glucosamine hydrochloride, collagen, and other dietary ingredients. Some ingredients of the dietary supplement of the present invention help to maintain the functions of cartilages, connective tissues and bones. Some ingredients of the dietary supplement of the present invention also exhibit anti-inflammatory properties. Overall, these ingredients of the dietary supplement are beneficial to the health of human and other animals.