Glucosamine

Glucosamine is derived from shellfish and is primarily used for joint health 

Also known as: Glucosamine sulfate

examine.com

ConsumerLabs

Wikipedia

pubMed

https://www.lifeextension.com/Magazine/2011/SS/Rebuild-Aging-Joints/Page-01

https://www.consumerlab.com/reviews/Review_Glucosamine_Chondroitin_MSM_Boswellia_Supplements/jointsupplements/

https://www.lifeextension.com/Protocols/Immune-Connective-Joint/Osteoarthritis/Page-01