The libraryStrength

Glucosamine Sulfate

The crystalline sulfate is the form the knee trials ran on, and the other salt forms give different results.

Also called Glucosamine, Crystalline Glucosamine Sulfate, GS, Glucosamine Sulfate Potassium Chloride, Glucosamine Sulfate Sodium Chloride, 2-amino-2-deoxy-D-glucose sulfate

Who it's forAny man whose knee aches on the stairs.

The item

Three squares: proven in human trials. Two: a strong signal. One: early human data. Striped: the trials disagree.

Emergency: call 911.

I am not a doctor. This is not medical advice. This is self-education. Talk to a physician who has your history before you change anything.