Dear Frank, please advise if you can provide Collagen Type II? IF avaiable, pls send us CoA for our consideration Our purpose to use collagen type II is to prevent the childless (sterile) disease. Please feel free to advise the product which is suitable for that application Hoep to hear from you soon -- Thank you and best regards, Duong Ngoc Hanh Tan Hai Trieu Jsc Adress: 21, alley 28, Truong Dinh, Hanoi, Vietnam Tel: +84422461302 Fax:+84439727606 Email: dnh@tanhaitrieu.com Cellphone: +84904391312 I want to receive: