3 ms·

Generally water soluble vitamins have low retention time while fat soluble vitamins have high retention and are riskier to supplement.

• eptcyka 6y ago
  Vitamin D is fat soluble.
  • thatcat 6y ago
    Yea, I know. It bioaccumulates. I was telling you that's the mechanism of action for vitamin retention, not whatever you thought about your body saving some for later.