The Bottom Line The most accurate GLP-1 side effects timeline is not a straight line from "sick in week 1" to "fully adjusted by month 3." Digestive symptoms are common early and during dose escalation
However, when the researchers adjusted for other things , including siblings with autism, the increased risk was no longer statistically significant .[ref][ref] (Note that other researchers point out bias in that paper.[ref]) Another large study published in 2021 involving 73,000 children and mothers found that there was a 19% increase in relative risk of ASD with prenatal acetaminophen exposure.[ref] A 2025 meta-analysis of studies on acetaminophen use during pregnancy and infancy shows that the majority of studies and the higher-quality studies show a positive association between acetaminophen use and ADHD, ASD, or neurodevelopmental disorders.[ref] A couple of things to consider here
Proper injection technique with a syringe minimizes infection risk at injection sites
And it not only does it directly, but does it through other neurotransmitters, like dopamine, which is the pleasure hormone
Rhonda Patrick: But I do think, with respect to plants, that there's so much evidence