Also, consider switching to Boots generic version.
Cheaper, IIRC, particularly if they're running their eternal 3-for-2 offer on vitamin products; with the added bonus that theirs come without Aspartame*.

* Conspiracy theories aside, the fact is that it makes some people very ill (eg. PKU sufferers, although this is usually diagnosed early). For most people, it may well be safe; however I've found that it seems to disagree with me. If you're feeling run down, this is one more thing to try cutting out - if I accidentally swallow some now, it makes me very nauseous (probably because now I'm not accustomed to frequent doses causing a continual low-level malaise).

Disclaimer: The previous result was reached without the usage of control groups or an effective double-blind methodology. It could just be psychological, and the taste is merely an associative trigger from a stressful time in my life when I was tipping a lot of that stuff back.
(The Incredible Sulk Finally remembered his password on, Wed 9 Sep 2009, 21:08, 1 reply, 15 years ago)

IANAP
I am not a pharmamolocomagician, but I'm very wary of drinks containing aspartame because it tends to make them taste like shit. Can't tell Pepsi Max from Pepsi? My arse!
(Vice Admiral Sir Charles Cockbrush KCB MBE DSO, who is finding it increasingly difficult to log into b3ta.com wants to duck your aunt and kick your puppy, Fri 11 Sep 2009, 16:26, Reply)