Nail polish that is truly non-toxic and safe to use should be free of solvents and off-gassing chemicals. The following companies are trusted sources of non-toxic nail products.
Safe Nail Polish - This aptly named company sells its products at safenailpolish.com. Safe Nail Polish is a completely odorless water based non-toxic hypo-allergenic formula that is safe to use on adults, children, and pets. Their 2009 Classic Collection includes 22 fun colors, including Coppertuned (deep, burnt red), Confetti (clear with rainbow colored sparkles), and Kotton Kandy (pink pearl). Also available on their website is their specially formulated non-toxic nail polish remover.
Polished Mama - Marketed to pregnant women wanting to use non-toxic nail products during pregnancy, Polished Mama nail polishes are great for anyone to use. Their water-based nail polish and acetone-free nail polish remover are available at polishedmama.com. They also offer manicure and pedicure kits - the perfect gift for a new mom!
Acquarella - The Acquarella nail polish system includes nail polish, nail conditioner, polish remover, and skin lotion. All products are designed to work together to give you the best non-toxic hand and nail care available. Acquarella products use high quality non-toxic ingredients and do not contain harmful chemicals. A detailed list of their product ingredients can be found on their website.