S.E.L.C.O. Boost, by Aqua-Tech, is a self-emulsifying liquid concentrate, appetite stimulant and vitamin enrichment food soak, the company states. Manufactured from human-grade materials and organic garlic extract, the product contains allicin, fatty acids, DHA, EPA, essential omega-rich oils, high doses of ultra pure vitamin E, vitamin A and vitamin D3, and carotenoids derived from marine algae, according to the manufacturer. The formula is stabilized with vitamin C and is refrigerated to prevent the breakdown of vitamins, the company adds. Directions include soaking all algae, frozen, pelleted or flake diets for 10 minutes and draining excess product before adding to the aquarium, the manufacturer states.