Taking what we've learned from the "Dialing in your programmable LED aquarium light" blog post, the Univerity of Michigan found that...

The short answer is no. If you are: Doing frequent and large enough water change Your water chemistry (GH/KH) is where it needs to be ......

There are a lot of aquarium lights on the market these days that allow us to change the spectrum and give us full control over each LED...