![]() Per one cup serving (shredded), Romaine has 2.5 milligrams of beta-carotene, 1.1 milligrams of lutein and one-third of a day’s worth of folate. When it comes to getting the most vitamins, minerals and antioxidants per serving, here’s my rating of types of lettuce from most to least nutritious: Romaine, green leaf, butterhead (Boston, bib), red leaf, and finally, iceberg. Compared to red leaf, green leaf, butterhead (Boston and bib types) and iceberg, it delivers more folate, potassium, beta carotene and lutein. So, to answer your question, the most nutritious lettuce is Romaine. In general, lettuce that is darker green in colour is a better source of nutrients than lighter coloured lettuce. That said, you can’t count on all types of lettuce to be a good source of all vitamins, minerals and antioxidants. Recipe: Three ideas for those who love salads full of flavour and textureĪdd these 10 nutrient-rich foods to your diet to promote longevity Green leaf lettuce vs. The condition results in progressive loss of visual sharpness and is the leading cause of severe vision loss in older adults. (Macular degeneration attacks the central part of the retina called the macula, which controls fine, detailed vision. Research shows that people who have high intakes of lutein from foods are less likely to develop cataract and macular degeneration. ![]() ![]() Once consumed, lutein makes its way to the eye where it protects the retina and lens from free radical damage. Lutein is also an antioxidant that helps preserve our eyesight as we age. In fact, its antioxidant properties are thought to help prevent certain cancers and other diseases. Beta-carotene is a powerful antioxidant, protecting cells in the body from damage caused by free radicals. Lettuce is also a good source of two phytochemicals: beta-carotene and lutein.
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