what is undenatured type ii collagen

{"cid":"91188679","title":"Undenatured Type Ii Collagen For Capsules","imgUrl":"https:\/\/img.chinax.com\/nimg\/d8\/02\/328ff2ed527ff8223789ba67deb3-200x200-1.jpg","attrs":{"Price":"Factory Price","Brand Name":"BBP","Model Number":"BBP-AC-II-14","Minimum Order Quantity":"1KGS-25KGS","Delivery Time":"Prompt Shipment","Certification":"ISO9001, US FDA Registration","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"2MT\/Month","Packaging Details":"25KG\/Drum, or 1KG, 5KG per Aluminum foil bag","Product name":"Undenatured Chicken Collagen type II","Origin":"Chicken Sternum","Production Process":"Low temperature process","Molecular structure":"Original Triple Helix Structure","Type of Collagen":"Pure Type II","Appearance":"White to off white Powder","Daily Dosage":"40mg \/ Day","Application":"Joint Support Supplements"}}

{"cid":"91224136","title":"Undenatured Type II Collagen Powder \u226590% Protein","imgUrl":"https:\/\/img.chinax.com\/nimg\/fa\/d3\/36d9d7edf9be00e0e9c13cf69d0d-200x200-1.jpg","attrs":{"Brand Name":"SL","Model Number":"SL25090401","Minimum Order Quantity":"1kg","Delivery Time":"3-5days","Certification":"ISO22000\/ISO9001\/HACCP\/FDA","Place of Origin":"CHINA","Payment Terms":"T\/T,alibaba,paypal","Packaging Details":"1kg\/bag 25kg\/drum","Name":"Undenatured Type II Collagen Powder","Active ingredient":"Protein","Appearance":"Cream or light yellow","Specification":"\u226590%","Grade":"Food Grade","Storage":"Store in a well-closed place with constant low temperature and no direct sun light","MOQ":"1kg"}}