Tourmaline BC is a mineral compound of iron, aluminium, sodium, boron, lithium and magnesium which are gradually dissolved, enriching water of important elements. Tourmaline BC is an electrostatic mineral that increases roots plant nutrition. In particular Glossostigma Elatinoides grows 50% more than its normal development. Sprinkle Bacter 100 + Tourmaline BC + Clear Super at the bottom of the substrate at the start of the aquarium life for the best result and effectiveness. (This is the repacked form of the Tourmaline BC. For those that do not want to get a full bottle, per scoop form is now available!) #ADAsupplement #scapehorizon #aquaticscape #hobbyneeds #aquascapingneeds #madeinjapan #plantedtankessentials