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Glucosamine can cause some mild side effects including bloating, nausea, diarrhea, and constipation. When applied to the skin: N-acetyl glucosamine is possibly safe when used for up to 10 weeks ...
When taken by mouth: Acetyl-L-carnitine is likely safe for most people. It can cause some side effects including stomach upset, nausea, vomiting, dry mouth, headache, and restlessness. It can also ...
Overview. Alpha-GPC (L-alpha-glycerylphosphorylcholine) is a chemical made in the body from choline. It is also made in a lab and used in dietary supplements. Alpha-GPC seems to increase the ...
L-carnitine is a chemical that is made in the human brain, liver, and kidneys. It helps the body turn fat into energy. L-carnitine is important for heart and brain function, muscle movement, and ...
