“Eating too many beta-carotene filled foods can turn your skin an orangey color,” explains Dr. Piliang. “Carotenemia is pretty uncommon, but we probably see one or two cases a year.”
https://health.clevelandclinic.org/can-eating-too-many-carrots-turn-your-skin-orange
Beta carotene, intrinsically linked to vitamin A, can help you tan better by boosting cell renewal and possibly stimulating melanin production (more studies are needed).