Eat foods rich in omega-3 fatty acids, such as cold-water fish (salmon, mackerel, and herring), flaxseed, rapeseed (canola) oil, soybeans, soybean oil, pumpkin seeds, and walnuts
then a 20 mg/kg dose (the typical therapeutic dose) produces a gut concentration of 6000 M, assuming 75% bioavailability
If you want to compare formats, the guide on What is the Best Form of Glutathione
Rheumatoid Arthritis: Fighting Joint Pain and Stiffness Rheumatoid arthritis makes your joints hurt, swell, and feel stiff
Be wary of clinics that offer lower prices as they might mean lower quality ingredients or hidden costs