Histone lysine-specific demethylase 1 (LSD1) protein is involved in Sal-like protein 4 (SALL4)-mediated transcriptional repression in hematopoietic stem cells. Liu L, Souto J, Liao W, et al. J. Biol.
Melatonin may affect blood pressure. Caution is advised in people taking drugs, herbs, or supplements that affect blood pressure. Melatonin may affect blood sugar levels.Caution is advised in people with diabetes or low blood sugar and those taking drugs, herbs, or supplements that affect blood sugar.elatonin may affect blood pressure. Caution is advised in people taking drugs, herbs, or supplements that affect blood pressure. Melatonin may affect blood sugar levels.
1 For trouble falling asleep: 0.3 to 5 mg of melatonin daily for up to 9 months has been used.  For sleeping problems in people with sleep-wake cycle disturbances: 2 mg to 12 mg taken at bedtime for up to 4 weeks has been used.