Polyquaternium-74 footnotes

 a Polycare Boost (INCI: Water (aqua) (and) dimethicone (and) polyquaternium-74 (and) laureth-7) is a product of Rhodia Novecare. Polycare is a registered trademark of Rhodia Novecare.

b Diastron is a registered trademark of Dia-Stron Limited, Andover, Hampshire, UK.

c Supplied by International Hair Inc., Florence, S.C., USA.