Sale of table-top sweeteners
4. No person shall sell any table-top sweetener unless—
(a)it contains no sweetener other than a permitted sweetener, and
(b)it is marked or labelled—
(i)with the description “x-based table-top sweetener”, substituting for x the name of any permitted sweetener which it contains,
(ii)where it contains polyols, with the warning “excessive consumption may induce laxative effects”, and
(iii)where it contains aspartame, with the warning “contains a source of phenylalanine”.