When used daily, Elgydium Whitening toothpaste helps to eliminate dental stains caused by nicotine and food whilst respecting the enamel. Results are rapidly visible and reinforced with time. Fresh mint flavour. Elgydium Anti-Plaque Toothpaste contains the well-known and clinically proven antibacterial, chlorhexidine. Chlorhexidine is an antibacterial ingredient which is proven to inhibit the harmful bacteria that cause and worsen gum disease. The main benefits of using a toothpaste containing Chlorhexidine are: Chlorhexidine has a broad spectrum of activity and destroys both bacteria and fungi. Chlorhexidine offers both anti-plaque and anti-inflammatory properties and acts as a pH level close to neutrality. Chlorhexidine coats all areas of the mouth including tooth surfaces, gums, cheeks and other mouth tissue to ensure a long-lasting anti-plaque and antiseptic effect. Chlorhexidine has been shown to work for up to 8 hours.