I only found out after asking before a test at Nottigham university.
Diabetics need to contact Insulin diabetes trust

You can also ask to use yeast cells cultures rather than bovine or pigeon.
Join industrial workers of world to support you for temping in areas like this & also as a worker in establishements to stop abuses. Many in IWW dont describe themselves as green because of fundamentalist zerzanites, though IWW is toughest union out & has had members fighting climate change many decades before the others. I have worked on these with Dr Ho & others of Insitute for Science in Society+Dr King HGalert. Supporters include FOE,GMwatch,EF,Greenpeace,people not planet various "paper" international unions,ethical universalists of various religions & many others
www.iww.org.uk
www.hgalert.org
At moment IWW members have been campaigning independently on all these issues, we are open to more members with knowledge on these issues who believe in a truelly free democratic society& union open to all who believe in it.We also have many cooperative, temporary & voluntary-unemployed workers