tocopherol

Tocopherol is a fat-soluble compound that exists in four forms—alpha, beta, gamma, and delta—and is the major form of vitamin E. It functions primarily as an antioxidant by scavenging free radicals and protecting cell membranes from oxidative damage. Tocopherols are essential nutrients involved in immune function, blood clotting support, vision health, and skin protection. The alpha form (alpha-tocopherol) is the most biologically active and commonly used for supplementation to treat or prevent vitamin E deficiency—a rare condition usually seen in individuals with fat malabsorption disorders or certain genetic diseases. Tocopherols also modulate protein kinase C activity (inhibiting cell death), influence gene expression and cell signaling pathways, suppress arachidonic acid metabolism (increasing prostacyclin release), inhibit platelet aggregation via downregulation of GPIIb/IIIa on platelets, exert anti-inflammatory effects through cytokine modulation and prostaglandin regulation, and provide neuroprotection against oxidative stress[1][3][6][8]. Tocopherols are being studied for potential roles in preventing or treating cancer, atherosclerosis/cardiovascular disease, age-related macular degeneration (AMD), cataracts, and other conditions[1][5].

Brand names

EphynalJuvelaVectanRovimix E 50SDSyntopherol acetateEusovit

Other names

vitamin Ealpha-tocopherolbeta-tocopherolgamma-tocopheroldelta-tocopherol