Collagen helps maintain the integrity of your cartilage, which is the rubber-like tissue that protects your joints.

Your bones are made mostly of collagen, which gives them structure and helps .

The women who took the collagen showed an increase of up to 7% in their bone mineral density (BMD), compared with women who did not consume collagen .

BMD is a measure of the density of minerals, such as calcium, in your bones. Low BMD is associated with weak bones and the development of osteoporosis .

Between 1–10% of muscle tissue is composed of collagen. This protein is necessary to keep your muscles strong and functioning properly .

In one study, 27 frail men took 15 grams of collagen while participating in an exercise program daily for 12 weeks.

5.  Neocell Super Collagen Pills Promote Heart Health

Additionally, they increased their levels of HDL “good” cholesterol by an average of 6%. HDL is an important factor in the risk of heart conditions, including atherosclerosis .

• Hair and nails. Taking collagen may increase the strength of your nails by preventing brittleness. Additionally, it may stimulate your hair and nails to grow longer .
• Gut health. Although there is no scientific evidence to support this claim, some health practitioners promote the use of collagen supplements to treat intestinal permeability, or leaky gut syndrome.
• Brain health. No studies have examined the role of collagen supplements in brain health. However, some people claim they improve mood and reduce symptoms of anxiety.
• Weight loss.