Each capsule contains the active ingredient peppermint oil 0.2 ml (187 mg).
Other ingredients: Gelatine, colloidal anhdrous silica, titanium dioxide (E171), indigotine (E132), Eudragit L 30 D-55 (methacrylic acid-ethylacrylate copolymer 1:1), Eudragit S-100 (methacrylic acid-methylmethacrylate copolymer 1:2), triethyl citrate, glycerol monosterate 40-55, macrogol 4000, talc, purified water, white beeswax, refined arachis (peanut) oil.
Colpermin contains Arachis oil (peanut oil) and should not be taken by patients known to be allergic to peanut. As there is a possible relationship between allergy to peanut and allergy to Soya, patients with Soya allergy should also avoid Colpermin.