Amazon Products The Collagen Diet: Rejuvenate Skin, Strengthen Joints and Feel Younger by Boosting Collagen Intake and Production April 4, 2022 Stan Price: $11.99(as of Apr 04, 2022 07:58:10 UTC – Details) Publisher : Ulysses Press (October 23, 2018) Language : English Paperback : 200 pages ISBN-10 : 1612438326 ISBN-13 : 978-1612438320 Item Weight : 8.3 ounces Dimensions : 5.5 x 0.5 x 8.5 inches