Pretty bright guy. In late pictures he had that shock of white hair, and all those wrinkles. Both of which are symptoms of what nutrient deficiency?
Hint: This nutrient is essential for strong connective tissue. Einstein died of an aortic aneurism, which doesn't happen if your CT is strong.
What was Einstein's nutrient deficiency?
He was deficient in COPPER.
And how do modern Americans make themselves deficient in copper?
By supplementing zinc longterm.