Vitamin C cannot really be stockpiled, since the excess leaves in your urine. A, D, E and K are stored in fat, so a large daily dose keeps adding to itself.

The amount in a capsule can vary from bottle to bottle, and sometimes between capsules in the same bottle. Undeclared fillers have been found in them too.

With EEG neurofeedback, the weaker the study, the better the results look. Six large trials using sham feedback, with parents and teachers kept unaware of who received what, found nothing beyond placebo.

Try swapping the word picky for particular. A fair number of people with ADHD have more densely packed taste buds, so the bitterness in a sprout arrives at full volume.