If he needs help, you should offer him a bed and some hot meals – Remember, no matter what, losing a job can be traumatic, so he will need your support. That does not mean “tough love” is not called for. **Just don’t give him any money**.
He may continue to spend what little he has on MLM products – its ok – It will eventually dry up and he will accelerate his path of discovering the truth for himself. The rest of it has already been covered ….