1. Hormone inoiswa kuti iyananise photoperiodicity mumhuka dzinoyamwisa. Inodzivisa cerebellar nitric oxide synthetase
2. Melatonine inogona kushandiswa mukupinzwa muhope, inoshandura circadian rhythm, antioxidant, free radical scavenger.
3. Immunostimulant;Melatonin receptor ligand
4. Melatonin ine migumisiro yakaoma panzira dzepoptotic, inhibiting apoptosis mumasero ekudzivirira uye neuroni asi kuwedzera apoptotic cell death yekenza masero. Inodzivisa kuwanda / metastasis yemasero emukenza wezamu nekudzivisa estrogen receptor chiito.