[2] Source "The use of substances with nutritional or physiological effect other than vitamins and minerals in food supplements", European Advisory Services (EAS), 2007.
[2] Bron: "The use of substances with nutritional or physiological effect other than vitamins and minerals in food supplements" (Het gebruik van andere stoffen met nutritionele of fysiologische effecten dan vitaminen en mineralen in voedingssupplementen), European Advisory Services (EAS), 2007.