The science behind Botox centers on acetylcholine inhibition at the neuromuscular junction

https://www.scribd.com/document/1010236540/Botox-Skin-Rejuvenation-Combining-with-Skincare-for-Best-Results-208993

The science behind Botox centers on acetylcholine inhibition at the neuromuscular junction, producing localized muscle relaxation without systemic sedative effects.