Collagen JS is a multi-molecule collagen complex offering a unique profile of compounds for optimal joint motility and comfort as well as healthy skin. Collagen may support the elasticity and firmness of skin as well as help retain moisture.
Ingredients:
Each bottle of Collagen JS contains 60 capsules. Each serving comprises two capsules that primarily contain 1,000 mg of BioCell Collagen® hydrolyzed collagen complex, 600 mg of Hydrolyzed collagen, 200 mg of Chondroitin sulfate, and 100 mg of Hyaluronic acid.
Benefits:

Supports healthy joints and skin
May help lessen the appearance of fine lines and wrinkles
Potential to provide connective tissue support
Made with hypoallergenic ingredients
Gluten-free, non-GMO

Do’s and Don’ts:
Although there aren’t any severe implications of taking Collagen JS as prescribed by your medical expert, a few things you should keep in mind include:

Collagen can have possible implications in gut health.
Some people are sensitive to collagen protein.
Taking collagen could make you feel icky, almost like if you were sick due to this side effect. 

If you are pregnant, lactating, or suffering from pre-existing medical conditions, it is most recommended that you consult with a certified healthcare practitioner before taking Collagen JS.