Krygen XL Slope: What it is, what it is really going after what nourishment it is in Choline Nutritional Requirements Choline necessities fluctuate by age and sex, as found in the table below:The choline prerequisites appeared in the past table are for solid individuals, be that as it may, the proposal of this supplement may shift starting with one individual then onto the next as indicated by their therapeutic history, and a nutritionist or specialist ought to be counseled.