Toutefois, au Royaume-uni, les autorités ont découvert que 42% de certains compléments alimentaires sont irradiés (aleo vera, luzerne, griffe de chat (cat's claw), griffe du diable (devil's claw), ail, gingembre, ginkgo biloba, ginseng, guarana, kava kava, chou palmiste, silymarin, curcuma).
However, in the United Kingdom, the authorities found that 42% of certain dietary supplements are irradiated (aleo vera, alfalfa, cat's claw, devil's claw, garlic, ginger, ginkgo biloba, ginseng, guarana, kava kava, saw palmetto, silymarin, turmeric).