Yep...multi-vitamin. Lack of potassium was my first guess. I'm not a great pill taker either, but I figure remembering to take it several times a week is better than not taking it at all.
Lose 25lbs by 15 April (10 Mar)
Get to 100 kg (220) by 1 May (7 Apr)
Be 205 by race day - 14 July
One-derland by 1 Sept