If you want a good routine try the pyramid. Do 2,4,6,8,10 then go down 10,8,6... with a 30s rest and starting back at one each time. Then see how high you can go.
Consistency is key! Don't go all-out diet and workout plan at once because you won't stick with it. Start by counting calories, then slowly cutting down those calories, then add exercise.
If she looks at the ingredients she can see there is nothing bad or "chemicals" in it... Look for anything that has been certified and tested then she won't be able to say much.
I like the Canadian Protein Brand simply for value. Good quality ingredients for much cheaper than most sites and is reliable. You can choose between a ton of flavors, buy in bulk and choose between...
I like to change up my schedule whenever I get bored or stop seeing progress... Just pick one, (5 day split, push/pull, german volume) and work from there.