ʻO Delta-tocopherol synthetic (E309) kahi antioxidant e pale aku i nā hunaola mai ka hōʻino ʻana ma ka hoʻolohi ʻana i ka hoʻohaʻahaʻa o nā lipids (nā momona) a me ke hoʻokumu ʻana i nā radical manuahi.
Hoʻokomo ʻia ʻo E309 (synthetic delta-tocopherol) i ka papa inoa o nā mea hoʻohui meaʻai ʻaʻohe kēlā kahi palapala ʻae no ka ʻoihana meaʻai i ko mākou ʻāina.