How professional whitening gel actually works
The chemistry behind carbamide peroxide and why dental-strength formulations outperform high-street kits.
May 18, 2026
Getting the most from a 10ml syringe
Application technique, tray fit and storage tips that stretch every syringe to around 20 sessions.
16% vs 22% carbamide peroxide: which strength is right for you?
A practical breakdown of session length, sensitivity and results — so you can pick with confidence.