Many breeders and discus experts feed their discus supplements in order to balance their fish’s diets and swear by Andrew Soh’s supplements and foods. Mr. Soh has been an industry veteran for over 20 years. Although waning in health in recent years, he still occasionally gives talks at international discus conferences. is one of the sole distributors of Andrew Soh’s famous “pro-more” and “pro-growth” products in the United States.