Pee on This Stick and Trust the Science (From Poundland)

Why supermarket self-testing kits are about as reliable as horoscopes printed on cereal boxes!

Last month, while I stood in the ‘Health & Well-being’ aisle at a supermarket, wedged somewhere between herbal laxatives and extra-strength nail fungus cream. I spotted a shiny box promising to reveal if I had a vitamin deficiency with nothing more than a pee sample and a “short wait of 3 minutes.” I was intrigued. Not because I particularly needed to k…