DeepSea Glow
Marine collagen for joint health

Marine Collagen for Joint Health

Allison Chiappa
By Allison Chiappa, Nurse Practitioner·Reviewed February 2026

Collagen makes up about 60% of cartilage - the tissue that cushions your joints and allows smooth, pain-free movement. When your body stops producing enough collagen, cartilage thins, and joints become stiff, uncomfortable, or painful. If your knees creak on stairs or you're stiff getting out of bed, collagen loss is likely a factor.

How Marine Collagen Supports Joints

Marine collagen provides the specific amino acids - particularly glycine, proline, and hydroxyproline - that your body uses to build and repair cartilage. These amino acids serve as building blocks for new collagen production in joint tissue.

The bioavailability advantage of marine collagen is particularly important for joints. The collagen peptides need to reach cartilage tissue, which has limited blood supply. The smaller molecular size of marine collagen peptides, enhanced by Three International's Cellular Absorption Technology, improves the odds of these building blocks reaching where they're needed.

Who Benefits Most

  • Active adults and athletes who put regular stress on their joints
  • Adults 40+ experiencing age-related cartilage changes
  • Anyone with joint stiffness looking for nutritional support

What to Expect

Joint benefits from collagen supplementation tend to take longer to notice than skin improvements - typically 8-12 weeks of consistent use. Cartilage turnover is slower than skin turnover, so patience is important. I tell my patients to commit to at least three months before evaluating results.

Allison Chiappa

Allison Chiappa, FNP-BC, NP-C

Nurse Practitioner with 15+ years of experience in functional medicine and integrative health.

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