To answer your question, No.
You might be surprised how easy to do at home. Slice both the apples and lemon, rack and put in oven. Most oven will go down to 170°. Let them dehydrate till hard. Run through Ninja, Bullet, food processor or coffee grinder. The best part is you cant over dry them, so it just a matter of finding the sweet spot for moisture content to get to the powder state you want.