Source please?
Dimethylpolysiloxane is added as an anti-foaming agent. It is also 65% of what silly putty is.
https://www.michaelmoodyfitness.com/personaltrainersfitnessanddietblog/whats-really-inside-mcdonalds-chicken-mcnuggets
I hope this helps. There is much info on the web about McNuggets.