Lutein is a carotenoid vitamin, and in plant life, it absorbs light energy for use in photosynthesis and protects against excess light. So, what does this mean for humans? With the same principle in mind, a lutein supplement can help protect your eyes from harmful light, like sunlight, UV rays and blue light. Remember being younger and hearing how carrots were good for your eyes? But usually no one explained why! Well, the answer is largely due to carrots being rich in lutein. Ah, mystery solved. Lutein from The Vitamin Shoppe brand pairs lutein with zeaxanthin; both important nutrients for eye health. Lutein and zeaxanthin serve as pigments in the macula, which is the part of the retina that allows for sharp, detailed vision. In addition, lutein and zeaxanthin are shown to function as antioxidants, to help neutralize free radicals. So, though we get lutein from c