Yn dilyn adolygiad eang o’r dystiolaeth, mae’r Pwyllgor Cynghori Gwyddonol ar Faeth (SACN) wedi argymell y dylai pawb dros flwydd oed anelu at lefel maethynnau a argymhellir (RNI) o 10 microgram o Fitamin D y dydd, bob dydd o’r flwyddyn.
Following an extensive review of the evidence the Scientific Advisory Committee on Nutrition (SACN) has recommended everyone in the population over one year of age should aim to achieve a recommended nutrient intake (RNI) of 10 micrograms for vitamin D per day, throughout the year.