LeanBiome is a popular weight loss supplement based on research from an unnamed Ivy League School. According to the manufacturer, LeanBiome uses ingredients that address “the root cause of belly fat and unexplained weight gain†to help virtually anybody lose weight.cWhether you need to lose 10, 20, 30, or even 40 pounds, LeanBiome can help. Read our full review of LeanBiome to learn whether LeanBiome is the right weight loss supplement for you lean for good leanbiome reviews