Our investigation looked at pills and powders containing yohimbine and synephrine - two ingredients The Medicines and Healthcare Products Regulatory Agency (MHRA) said have 'considerable potential to cause harm if used without medical supervision or advice.'
Plenty of supplements claim to help aid your cognitive function and memory. We look at the evidence behind the ingredients to help you decide what you really need - and what you don't.
With so much poor information around what you can do to boost your immune system and protect yourself from coronavirus we break down what's fact and what's fiction.
Vitamin D is the one supplement experts agree we should all be taking this winter. We explain who's most at risk, how much you should take and what you need to be aware of, plus the latest on vitamin D and COVID-19
We look into new vitamin D supplement sprays and gummies and what they offer vs tablets. Are some forms better absorbed than others? And how does the price vary? We tell you how to get your daily dose and why vitamin D is so important.