But what is the best product to use and how do you do it properly? ADRIAN MONTI asked Mayur Pandya, a dentist and chief clinical officer of Together Dental dentist chain, to test some of latest options. We then rated them. Despite NHS guidance recommending we clean between our teeth daily, according to a recent YouGov poll, only 31 per cent of us do so. But what is the best product to use and how do you do it properly? Double-strength flosser Boots Expert extra strong flossers Claim: These flossers have two pieces of floss stretched across the head of a Y-shaped plastic holder ‘for improved cleaning to remove plaque and food particles’.