Featuring proprietary complex that brings together potent immune promoting compounds, Ultimate Killer Biotic FX contains propolis, which is a natural agent made by Brazilian killer bees. With the immune supporting properties of colostrum and the time test immune promoting benefits of mushroom extracts, Ultimate Killer Biotic FX is recommended to be taken with Ultimate EFA and Majestic Earth Ultimate Classic to get the most out of the product. Instructions – Take One Capsule, Two Times A Day.