is vitamins worth it ?..

so i heard they don’t work they just make ur body worse? idk :-/ but i been wanting them because i want to be healthy and have energy .. Daily i been feeling not alive and zombie ish , i don’t eat healthy at all to top it off, i do drink lots of water and no soda that’s a plus.. I don’t eat no sweets or sugar. i jus want to know what vitamins work out there on a daily and are best to use?? like nautral vitamins. What do you ladies take?