WHAT IS IT: Aminomethyl Propanol and Aminomethyl Propanediol are alkanolamines, which means that these compounds have both a hydroxyl group (-OH) and an amino group (NH2). It has a score of 2 (Low Hazard) at EWG.org.
ALSO KNOWN AS: AMP, AMP-95,
2-amino-2-methyl-1-propanol
Isobutanolamine
Amino-2-Methylpropanol
Hydroxymethyl-2-propylamine
WHAT’S IT FOR: Aminomethyl Propanol and Aminomethyl Propanediol are used as emulsifiers and pH adjusters. It also controls water solubility of resin film in hair sprays
FOUND IN: Pantene Pro-V Truly Natural Hair Defining Curls Styling Custard [1], etc
Sources:
http://www.cosmeticsinfo.org/ingredient_details.php?ingredient_id=649 [2]
http://www.ewg.org/skindeep/ingredient/700348/AMINOMETHYL_PROPANOL/ [3]
http://sci-toys.com/ingredients/aminomethyl_propanol.html [4]