Different collagen supplements like hydrolyzed collagen pills, collagen powder and collagen drinks, have become popular in recent years. Advertising taglines claim that consuming collagen can improve skin health and relieve joint pain. Do the collagen supplements really work?
What is collagen?
Collagen is the most abundant protein in the body. It is the essential “glue” helps to hold connective tissues together. Collagen can be found in muscles, bones, skin, ligaments and tendons. However, the amount of collagen production starts to decline as you age. Collagen supplements are made of the bones of animals, the skins of cow and fish scales. Most of them are hydrolysed that could be absorbed by our bodies easily.
1. Improve Skin Health
Collagen can strengthen our skin to prevent the formation of wrinkles. It can also enhance the skin elasticity and hydration to soothe dry and broken skin. According to the research results, daily intake 2.5–5 grams collagen supplement for 8 weeks can help the skin cells keep renewing and repairing. Skin elasticity and skin moisture can be improved significantly.
2. Improve Joint Health
Collagen helps to protect the integrity cartilage to enhance the flexibility of joint and reduce joint pain. Based on some studies, you are suggested to consume 8–12 grams collagen supplement daily to relieve joint pain and slow down age-related joint deterioration.
3. Improve Bone Health and Prevent Bone Loss
Bones are mainly made of collagen. That’s why collagen is good for the formation of new bone. It can also strengthen the bones. With reference to the study result, women who took 5 grams of collagen daily for 12 months increased around 7% in the bone mineral density.