help getting a young mans teeth and smile and social life back

I'm a 41 years old man from Denmark, after 6 years of homelessness, and drug use, and after having been treated with 4 different antidepressants over the last 15 years , my teeth has crumbled, and I have tried so hard to get help , while i still had some whole healthy teeth so build on, but it's so expensive, and I'm barely getting by after rent, electric,water and heat as it is , I'm desperate to get help, my social life, my lovelife, my self-confidence and depression only gets harder and worse, and after vivid and quarantine on and off lockdowns, social isolation, self isolation, no work no network or rich grandparents, I need your help. I want to be able to EAT and CHEW my food again, being able to take a bite of an able, to smile to a sweet and beautiful woman and get my self-confidence and life back please . help . ❤️🍀🙏