What Are The Main Sources And Benefits Of Type II Collagen?

What is Type II collagen?

Type II collagen powder is a fibrous structural protein in the collagen family, mainly found in cartilage tissue, eyeballs and intervertebral discs. Its molecule is composed of three identical α1(II) chains, forming a stable triple helix structure through the glycine-proline-hydroxyproline repeat sequence, providing compressive elasticity and mechanical support for cartilage.

Unlike type I collagen (skin, bone), type II collagen has a higher hydroxylysine content and can bind glycosaminoglycans (such as chondroitin sulfate) more effectively to form a water-absorbing proteoglycan complex.

Main source of type II collagen:

1. Natural food sources

Animal cartilage: chicken breast cartilage (content up to 60%), pig nasal cartilage, bovine tracheal cartilage;
Deep-sea fish: shark fin cartilage, cod cartilage extract;
Traditional dietary therapy: pork trotters and oxtail soup.

2. Dietary supplements

Hydrolyzed type II collagen: decomposed into low molecular peptides through enzymatic hydrolysis process;
Best undenatured type ii collagen: retains the complete triple helix structure and is extracted from chicken breast cartilage;
Bioengineering synthesis: Use transgenic yeast or mammalian cells to express recombinant human type II collagen.

3. Medical grade raw materials

Medical collagen scaffold: used in cartilage repair surgery, an acellular matrix derived from porcine or bovine cartilage;
Gene therapy vector: Adeno-associated virus carrying the COL2A1 gene is used to treat hereditary achondroplasia.

type 2 collagen for skin:

1. Joint health and cartilage repair
(1) Mechanical support:

Combines with proteoglycans to form a network structure to buffer joint pressure;

(2) Promote chondrocyte proliferation:

Activates the SOX9 transcription factor through the integrin α10β1 signaling pathway. Research shows that UC-II can increase the metabolic activity of chondrocytes by 47%;

(3) Inhibit inflammation:

Block the NF-κB pathway and reduce the release of pro-inflammatory factors such as IL-1β and TNF-α. Clinical trials have confirmed that daily intake of 10g of hydrolyzed collagen type ii can reduce the WOMAC pain score of patients with osteoarthritis by 32%.

2. Immune regulation and autoimmune disease intervention
(1) Oral tolerance induction:
UC-II activates regulatory T cells through the intestinal Peyer's patch lymph nodes and inhibits the attack on its own type II collagen. Studies have confirmed that its remission rate for rheumatoid arthritis reaches 68%;

(2) Epitope masking effect:
Collagen peptides competitively bind to HLA-DR4 molecules and block antigen presentation.

3. Skin and eye health

(1) Antioxidant protection:
Hydroxyproline residues scavenge ROS and reduce UV-induced matrix metalloproteinase expression;

(2) Eyeball maintenance:
Accounting for 70% of the total vitreous protein in the eyeball, it maintains the transparency of the refractive medium through type IV collagen cross-linking;

(3) Postoperative repair:
Best type 2 collagen powder can be used to repair corneal damage.

Our Advantages:

Fruiterco is an export company that mainly produces plant extracts, health product raw materials, and cosmetic raw materials. The company has a 20+ professional service after-sales team.

Our products are sold to North America, Europe, Australia, South America and Asia. Our products have passed quality inspection and also support customer re-inspection. If you want to buy type 2 collagen, you can contact us: Email: info@fruiterco.com.