The following includes values common to all religions, and also agnostics/atheists. Where do we need to look and find love/God -- start from ourselves: https://www.youtube.com/watch?v=3d5wfaY2ou8
As a rule, I believe, we need to accept there will be down moments. Thankfully we do emerge from them. What is the meaning of one's life? - TO BE HAPPY and not necessarily asking for an external approval. I think so.
Food is often self-medication and self-numbing mean. When it is gone we face the underlying emotions, and have to deal with them. It is a job that has to be done. That simple. Even if it is uncomfortable.