5 Pet Items that Waste Money

It is the same with fish keeping. There are tons of chemical stuff they try to sell us. Ammonia reducer, nitrate reducer, algae killer, PH up/down, etc. Many of them are actually harmful to the fish. The only thing we ever need is the water conditioner to neutralize chlorine in the tap water. Other than water conditioner, we only need medication as the last resort if the fish is sick and can't recover by itself.

Marketing, marketing, marketing... was one of my majors. :p