ALLNUTRITION D3 4000 – 120 TabletsALLNUTRITION D3 4000 is a dietary supplement that supplements your daily diet with a high dose of vitamin D. One tablet provides 2000% of the Reference Intake, supporting the proper functioning of the body. This small, easy-to-swallow tablet provides easy supplementation for 120 days. Vitamin D contributes to the proper functioning of the immune system