Holland & Barrett Ultra KLB6 Caplets Holland & Barrett's Ultra KLB6 is an all in one tablet combining kelp, soya lecithin, vitamin B6 and cider vinegar that is designed to help support weight management. Holland & Barrett Ultra KLB6 Caplets - Extra Info Ultra strength dieters support formula Suitable for vegetarians & vegans Easy to swallow coated caplets Holland & Barrett Ultra KLB6 Caplets Holland & Barrett's Ultra KLB6 is an all in one tablet combining kelp, soya lecithin, vitamin B6 and cider vinegar that is designed to help support weight management. Holland & Barrett Ultra KLB6 Caplets - Extra Info Ultra strength dieters support formula Suitable for vegetarians & vegans Easy to swallow coated caplets