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Woman holding a BrainMD Vitamin D3 + K2 bottle against a sunny yellow background

Vitamin D3 Collection

Low vitamin D is more common than most people think, and your brain feels it. Dr. Amen's vitamin D3 formulas help support mood, immunity, strong bones, and healthy brain function.* Go with high-potency D3 5000, or pair D3 with K2 for added heart and bone support.*

2 products

BrainMD Vitamin D3 + K2: image of blue supplement bottle and three off-white capsules at its base with transparent background

Vitamin D3 + K2

Synergistic D3 Formula With Vitamin K2*
$31.95
$31.95
BrainMD Vitamin D3 5000: image of a purple supplement bottle against a transparent background

Vitamin D3 5000

Extra Strength Vitamin D3*
$25.95
$25.95