This product contains Vitamin E. This product does not contain Toluene, Formaldehyde, Formaldehyde Resin, Camphor, Dibutyl Phthalate (DBP), TPHP or Xylene. The nail strengthener is used for weak, thin, splitting or peeling nails. Application: Week 1 - Apply one coat of First Aid Kiss to bare, clean nails on day one. Keep the treatment on your nails and on the seventh day, remove from nails using a non-acetone remover. Week 2 - On the day you remove your Week 1 treatment (the 7th day), apply one coat of First Aid Kiss to bare, clean nails. Keep the treatment on your nails and after another seven days, remove from nails using a non-acetone remover. Weeks 3 and 4 - Apply one coat of First Aid Kiss every other day. Apply the first day, keep on second day, and remove on the third day. Reapply on the same third day. Repeat for two weeks. *Once you have completed the 4 week process, continue to use re-hydrating nail strengthener as a base coat underneath shaded nail enamel, if needed. You may repeat this 4 week process if you feel your nails need additional TLC. *First Aid Kiss can be used underneath nail polish but please note that since it is not an actual base coat, your manicure just may not last as long. Nail care bottle 13.3 ml - 0.45 fl oz ingredients 17-Free nail care - made WITHOUT: Acetone, Animal-Derived Ingredients, Bisphenol-A, Camphor, Ethyl Tosylamide, Formaldehyde, Formaldehyde Resin, Gluten, Glycol Ether of Series E (Gycol ethers derived from ethylene oxide), Nonylphenol Ethoxylate, Parabens, Phthalates (including DBP), Styrene, Sulfate, Toluene, Triphenyl Phosphate (TPHP/TPP), Xylene Vegan Animal cruelty-free Made in the USA ella+mila polishes are certified by PETA!