T1D culture is...
people going "OMG NO DONT YOU CANNOT EAT THAT YOURE DIABETIC" as soon as you grab something sweet, but not sayin anything when you eat literally anything else
This!
t1d culture is feeling self-conscious about being diabetic because of how people like to treat it as a joke or exclude diabetics from stuff so you feel like a bad person for having a disease you did nothing to get