Joints and bones
Undenatured type II collagen
Also called: UC-II
A chicken cartilage collagen.
- Why people take it
- Osteoarthritis.
- What the evidence says
- A few small studies.
- How it is usually taken
- Usually 40 mg a day.
- Be careful
- Generally safe.
- Medicines it can interact with
- No important medicine interactions are known, but tell your doctor and pharmacist about every supplement you take.
Other joints and bones
Common questions
What is Undenatured type II collagen?
A chicken cartilage collagen.
Why do people take Undenatured type II collagen?
Osteoarthritis.
Does Undenatured type II collagen work?
A few small studies.
How much Undenatured type II collagen do people take?
Usually 40 mg a day.
Is Undenatured type II collagen safe?
Generally safe.
Does Undenatured type II collagen interact with medicines?
No important medicine interactions are known, but tell your doctor and pharmacist about every supplement you take.
Sources and further reading
Last reviewed 31 October 2026. Written by Satya Babu.
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