I'm not sure where you live but where I live in the US most of the chocolate milk has carrageenan in it. I make my own with the below brand. It's pricey but has nothing weird in it.
When it comes to chocolate bars, you have to try Theo chocolate. No soy lecithin and very tasty.
https://www.amazon.com/dp/B07WG9NSVC?ref=ppx_pop_mob_ap_share