: Uses high concentrations (up to 40% hydrogen peroxide) for immediate results, often costing between $500 and $1,000 .
Teeth bleaching primarily uses hydrogen peroxide or carbamide peroxide to remove deep stains. buy teeth bleach
: Dentists provide custom-fitted molds and lower-concentration gels (typically 10–16% carbamide peroxide) for use over several weeks. These generally cost $150 to $400 . : Uses high concentrations (up to 40% hydrogen