Item added to "My List"
You are now leaving In-Store. Your In-Store order will be waiting for you when you're ready to check out.
You are now leaving Ship-to-Home. Your Ship-to-Home order will be waiting for you when you're ready to check out.
You are now leaving Curbside & Delivery. Your Curbside or Delivery order will be waiting for you when you’re ready to check out.
Strengthen & grow. Layers & layers of protection for nails! Nourishes, hydrates, adds thickness & protection. Protein-enriched formula. Salon tested. Dermatologist tested. Sally Hansen creators of the most innovative defense for thin, weak, brittle nails: Thicken Up! Strengthening Nail Thickener. Thicken Up! shields your nails with layers and layers of ultra-dense nail protection. This advanced gel complex fortified with Protein, Trehalose and Retinol penetrates nails to deeply nourish, hydrate and help reinforce. Adds strength to nails to help resist breaking, cracking and splitting. Thicken Up! goes on smoothly and evenly over bare nails. Use alone or as a strengthening base coat under your favorite Sally Hansen nail color. Made in USA.
Apply 1-2 coats of Thicken Up! to bare, clean, dry nails. For maximum nail thickening, apply a fresh coat every 3-4 days. After seven days, remove all coats and begin again. Thicken Up! can be used as a base coat under nail enamel - apply 1-2 coats and let dry before applying nail color.
Ethyl Acetate, Isopropyl Alcohol, Nitrocellulose, Butyl Acetate, Dibutyl Phthalate, Water, Phthalic Anhydride/Trimellitic Anhydride/Glycols Copolymer, Tosylamide/Epoxy Resin, Sucrose Benzoate, Acrylates Copolymer, Stearalkonium Hectorite, Diacetone Alcohol, Etocrylene, Camphor, Polyvinyl Butyral, Trehalose, Urea, Hydrolyzed Wheat Protein, Retinyl Palmitate, Butoxyethanol.
Sign up to receive exclusive email-only savings and information.