Vitamin D3

Vitamin D3, especially as cholecalciferol, has been associated with brain health support and may help regulate neurotransmitter synthesis and neural communication pathways. For product comparison, Vitamin D3 (as cholecalciferol) should be checked by exact form, plant part or compound type, standardization, amount per serving, and whether it is listed as an active ingredient, other ingredient, or part of a blend. Useful database notes include what it is used for, where it occurs naturally or how it is commonly sourced, and what shoppers should verify on the Supplement Facts label. For product comparison, Vitamin D3 (as cholecalciferol) should be checked by exact form, plant part or compound type, standardization, amount per serving, and whether it is listed as an active ingredient, other ingredient, or part of a blend. Useful database notes include what it is used for, where it occurs naturally or how it is commonly sourced, and what shoppers should verify on the Supplement Facts label.