Marine Collagen and Tendinitis: What Role for Tendons?
Sep 01, 2026
It's back-to-school season. Between getting back into sport, joining a club or simply wanting a fresh start, many of us take up regular physical activity again in September.
But after a few weeks off, some discomfort can set in: an Achilles tendon that pulls, a knee that complains on the stairs. A familiar feeling for people getting back into sport, especially after 30.
Why do tendons take longer to adapt than muscles?
Each workout puts slight stress on our structures, which then adapt to cope better with the next effort. But not all structures adapt at the same speed. The nervous system reacts quickly. Muscles follow within a few weeks. Tendons, however, need much more time, up to three months to fully adapt.
This gap explains why some people feel tendon discomfort after returning to sport or stepping up their activity: the muscle is already stronger, but the tendon hasn't caught up yet.
The role of collagen in tendon health
Type 1 & 3 collagen is the main structural component of tendons, a bit like the framework that gives them their strength and elasticity. The body's natural production slows down gradually from the age of 25, which concerns most of us, whether we're active or not.
A daily intake of collagen helps support this natural framework and helps maintain the flexibility of tendons under strain from exercise or everyday life.
Supporting your tendons every day: the role of a collagen course
At Vitamoon, Collagen Choco Latte, made with PEPTAN® collagen peptides, was designed specifically to support post-workout recovery and joint flexibility. To understand what collagen is and its different types, read What is collagen?.
Its form promotes better bioavailability than a classic tablet; something often sought by those who already combine their collagen with other wellness rituals, such as a post-workout protein shake.
Beyond its well-known role for the skin, collagen has its full place in an active routine. A simple habit to adopt, to support your mobility over the long term, this autumn and beyond.
FAQ
Which collagen should you choose for tendons?
Type 1 & 3 collagen is what tendons are naturally made of. Our Collagen Choco Latte, made with PEPTAN® collagen peptides, is specifically designed to support post-workout recovery and joint flexibility.
Does collagen really help with tendinitis?
Collagen does not replace medical advice if pain persists. It does, however, help maintain the flexibility and strength of tendons day to day, alongside a sensible training routine.
How long before you feel an effect on mobility?
As with the natural adaptation of tendons, consistency is key: a course of at least 20 days is recommended to give the body time to make use of this daily intake.
Can you take collagen as a preventive measure, before any discomfort appears?
Yes, many athletes start a collagen course before returning to sport or stepping up their training, precisely to support the tendon adaptation mentioned above.
Sources:
Bohm, S., Mersmann, F., Arampatzis, A. — Human tendon adaptation in response to mechanical loading
Hijlkema, A., Roozenboom, C., Mensink, M., Zwerver, J. — The impact of nutrition on tendon health and tendinopathy
Fusini, F. et al. — Nutraceutical supplement in the management of tendinopathies