jamie eason phase one heeeeeelps

heeey! ive never posted on here before so i dunno if this is the right place!
im gonna start jamie easons program has anyone ever done it?
im interested to hear anything on the topic but mostly i need a bit help...
for a start im a vegetarian so unsure what to eat
and secondly i have never used protein powders etc so im unsure what to buy?
please help

thanks:)