Indications for Bicare Gifrer Plus Double Action Bicare Gifrer is a minty powder for oral hygiene. It contains 2 active ingredients (sodium bicarbonate and bromelain) which work together to achieve double action whiteness, anti-plaque and anti-tartar. Perfect for reducing colourations from tea, coffee and tobacco. The bicarbonate of soda is known for reducing acidity. It prevents bacteria growth and formation of cavities. What is bromelain? Bromelain is an enzyme that attacks food residues in gaps between the teeth that cause plaque and tartar. How to use Bicare Gifrer Plus Pour a small amount of Bicare Gifrer onto a wet toothbrush or onto toothpaste, use daily and rise with water afterwards. Store in a place below 25°C out of direct light.