Colgate Optic White Volcanic Mineral Toothpaste 100 G. Twin Product Details Colgate Optic White Volcanic Mineral Toothpaste gives your teeth one shade whiter in one week* and contains volcanic mineraland *According to a clinical study in 140 Domibicans volunteers, When brushing at least 2 minutes after meals and before bedtime. Place of Origin China Directions Brush at least twice a day Ingredients Water, Sorbitol Hydrated Silica, Flavour, Cellulose Gum, Potassium Hydroxide, Xanthan Gum, Sodium Saccharin, Sodium Fluoride, Charcoal powder, Volcanic Soil