Swanson Shellfish-Free Glucosamine & MSM Vegans can benefit from the positive joint health effects of glucosamine and MSM with Swanson Glucosamine & MSM vegetarian capsules, which contain GreenGrown® glucosamine from corn. TruFlex® MSM (methylsulfonylmethane) is also safe for vegans, and many people find that it enhances the results of glucosamine supplementation. Research supports this, with findings showing that taking glucosamine and MSM together may provide more benefits for joint comfort, function, and mobility than taking each ingredient separately. Swanson has combined these trusted nutritional ingredients to provide joint health support for vegans and people with allergies. Vegan sources of glucosamine, ideal for those who avoid seafood. Includes MSM and glucosamine to support optimal joint function and mobility. Helps nourish and protect cartilage to promote healthy joint integrity. It can help improve performance in daily activities. Dosage: Take one vegetable capsule up to four times daily with water.