AF Zincum (250ml) by Aquaforest is a specialized trace element supplement designed for marine aquariums, particularly reef systems. This product provides zinc, an essential trace element that plays a key role in the biological processes of both corals and other marine organisms. By ensuring optimal zinc levels in the water, AF Zincum supports the overall health, growth, and vibrant coloration of corals, contributing to a well-balanced and thriving reef ecosystem.