Learn English: Collagen Supplements: What You Need to Know (hard)

Collagen is a protein found throughout the body, supporting skin, hair, nails, and joints.

Collagen supplements are popular for their potential anti-aging benefits, but research is ongoing.

Studies suggest collagen supplementation may improve skin health, joint function, and bone density.

However, collagen supplements have drawbacks, including potential for allergies and lack of stringent regulation.