I notice you said Vitamin D and not HCQ or Ivermecton.
And no. They are not more effective.
And you know what else is more effective? Catching the sh*t and getting over it.
But, since we are a nation of p*ssies, we still gotta listen to the shrill screeching of the Dugway Dukes of the world.
When did you nerdly weak-meats take over, anyway?

bagster wrote: “And you know what else is more effective? Catching the sh*t and getting over it.”
Why not get the vaccine instead of taking a chance of being killed by the covid. The vaccine is 95% effective in preventing covid.