Words Niamh Leonard-Bedwell. Photograph Stocksy. *Holland & Barrett does not support animal testing. If you are pregnant, breast-feeding or under medical supervision, consult your doctor before taking supplements
PREBIOTICS POP UP IN SMALL AMOUNTS IN FRUIT AND VEGETABLES SUCH AS BANANAS, ONIONS, ASPARAGUS AND GARLIC, WHILE A SUPPLEMENT CAN GIVE YOU A MORE CONCENTRATED DOSE
WHAT ARE THEY?