Vaccinium is rich in anthocyanins and carotene. Anthocyanins can help maintain the integrity of capillaries and stabilize collagen. Anthocyanin is also a powerful antioxidant and has a protective effect on eyes. Carrots contain a lot of carotene, which can be converted into vitamin A when necessary, and are indispensable nutrients for the eyes. Which is better depends on your physique, that is, what you lack is what you make up.