What about Niacin, Pantethine, and D-3 supplements for heart health?

Dear Dr. Lundell,
What about Niacin, Pantethine, and D-3 supplements for heart health?
Thanks,  Lawrence
Dear Lawrence:
Niacin and pantethine are part of the B vitamin family and are important. The most important one to supplement is vitamin D3 because we are much more likely to be deficient in D3 than the others if we are eating a normal [...]