congenital melanotic macule of the tongue Discrete brown black macules on A) Hairy black tongue. (B)

The outcome of treating cancer cells with H 2 S donors depends on the concentration/dose, time, cell type and drug used

Anderson TD, Weber RS, Guerry D, Elder D, Schuchter L, Loevner LA, Rosenthal DI

A 1955 study from the U.K., one of the earliest studies of vegans, found a high prevalence of B12 deficiency with some vegans suffering from nerve damage and dementia

Currently, the effect of maternal DHA and EPA exposure on the livers of offspring is less clear in humans, likely due to the limited supporting data, but most animal studies have demonstrated beneficial effects of maternal DHA and EPA supplementation

aureus (Eggers et al., 2018)