TDO Chroma BOOST™
Scientifically Enhances Color of Fish & Corals
TDO Chroma BOOST is "top-dressed" with haematococcus algae for vibrant color and superior nutrition. Our NEW formulation with 400 ppm astaxanthin gives your saltwater and freshwater fish & corals the reddest reds and the whitest white.
Free Shipping Offer
PROMO CODE: "NEW-TDO-2017"*Please note that free shipping only applies to FedEx Ground and FedEx 2 Day Air for domestic shipments in the contiguous 48 states.
Currently, handling charges still appear in our checkout but those charges will NOT apply. We are working to fix this issue, thank you for your patience.