SINGAPORE - Consumers have been warned not to buy or consume the weight-loss products "Bobba Fitz" and "Bobba Toxx" after they were found to contain a banned substance and a dangerous level of laxative respectively. Bobba Fitz is labelled to contain natural ingredients such as whey protein, cocoa powder and garcinia cambogia, which is a fruit-derived ingredient, but the Health Sciences Authority (HSA) found that it also contains sibutramine, which has been banned since 2010 due to it causing an increased risk of heart attack and stroke. Bobba Toxx contains an amount of a laxative - sennosides- that is about four times the usual dose, said HSA in a statement on Monday (March 1). Sennosides, when consumed at high levels, can cause adverse effects such as cramping and diarrhoea. Prolonged use may cause chronic constipation, bloating and abdominal pain. Both products - marketed as weight-loss products - are often sold together and packaged in boxes of 10 powdered sachets. HSA said in the statement that a woman here experienced palpitations and mood swings after consuming both products. She recovered after she stopped taking the supplements. The products were sold on local e-commerce an...