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Lipids are fatty molecules that are insoluble in water that function as chemical messages and store energy

Organic Chemistry

This is particularly important in conditions of low glucose levels, where IGF-1 helps prevent neuronal damage and cell death

Though its exact mechanism of action in the brain is still unidentified, lithium has been shown in the research to boost neurotransmitter activity, including that of dopamine and serotonin, and to reduce the activity of the excitatory brain chemical glutamate

Nat Rev Drug Discov 14 , 623641 (2015)

Glutathione interrupts this process through multiple mechanisms: it inhibits the enzyme tyrosinase, which catalyzes melanin production