Although it's low in fiber, it's high in minerals, such as calcium, phosphorous, magnesium, and potassium. It's naturally low in sodium. Plus, romaine lettuce is packed with vitamin C, vitamin K, and folate. It's a good source of beta carotene, which converts into vitamin A in the body.
If large quantities of lettuce take the place of other nutritious foods, you won't get all your daily nutrients. This type of imbalanced diet will not support your health. While getting more fiber by increasing lettuce intake is healthy, you may experience digestive problems if you overindulge.
That said, "certainly the darker, heartier greens such as kale and collards have more antioxidants and fiber in them, but if all you can tolerate are iceberg and romaine, by all means don't avoid those." She even recommends mixing a couple of lettuce types together, for a blend of textures and nutrients.
Worst: Iceberg Wedge Salad
It also falls short in the nutrition department. That's because iceberg lettuce contains fewer vitamins and minerals than most dark leafy greens.
Leafy greens will benefit your body no matter if you eat them as raw or cooked vegetables. However, you absorb the abundant minerals such as calcium, iron, and beta carotene in spinach better when it's a cooked vegetable.
“With the high water content, iceberg lettuce isn't as rich in [nutrients] as other types of lettuce,” Feller explains. The sky-high levels of H20, mean there's just not as much room for other good stuff, like vitamins, minerals, and fiber, making iceberg lettuce nutrition less impressive.
Spinach and other leafy green vegetables like kale, lettuce, etc. are great for burning belly fat and are very nutritious as well. There have been some studies done on the subject of the fat burning capabilities of spinach and the very healthy veggie has come out a winner in this category.
Consuming lettuce in excess can cause many side effects. These are mydriasis (dilation of the pupil), photophobia (inability to look at bright light), dizziness, heart and breathing difficulty, excessive sweating, hallucinations, and induced sleep.
Leafy, Green Vegetables
Kale, spinach, romaine lettuce and Swiss chard are among the best foods for brain health. This is because they are loaded with powerful antioxidants that protect the brain from deteriorating.
Lettuce contains something called lactucarium, which can make you feel sleepy. "It has a similar structure to opium and has some sedative properties," Dr. Winter said. You can actually see lactucarium if you look at the base of certain lettuces.
Spinach and lettuce are nutritionally different. spinach has twice as much potassium, protein, calcium, iron, niacin and vitamins A, C, B, C and B-12 as any other leaf vegetable. Spinach also contains more fiber and minerals including magnesium, phosphorus and potassium than any of the four lettuce types.
Children younger than 5 years. People who have health problems or take medicines that lower the body's ability to fight germs and sickness (a weakened immune system) Pregnant people.
Vegetables can also add fiber to your diet. Some high-fiber vegetables are asparagus, broccoli, corn, squash, and potatoes (with the skin still on). Salads made with lettuce, spinach, and cabbage will also help.
If you wish to get on a detox spree, then lettuce can help to a great extent. Lettuce's watery nature also helps in flushing out toxins from the body. Iceberg lettuce contains the maximum amount of water content that matches that of cucumbers.
These veggies: certain vegetables such as broccoli, cauliflower, brussel sprouts, kale and cabbage contain special phytonutrients (fight-o-nutrients), such as indole-3-carbinol (I3C), which help to fight against environmental estrogens that can add belly fat.
All that water in cucumbers can help keep you hydrated. Plus, the fiber boost they give you helps you stay regular and avoid constipation. The vitamin K helps blood clot and keep your bones healthy. Vitamin A has many jobs, like helping with vision, the immune system, and reproduction.
Researchers found that people who ate the most nitrate-rich vegetables (especially leafy greens such as spinach and lettuce) had a 12% to 26% lower risk of cardiovascular disease over the course of the study.
Leaf Lettuce
The nutritional Clark Kent of the salad bar, this common and unsuspecting leafy green is ready to take its place among the superfoods for weight loss. Two generous cups of lettuce provide 100 percent of your daily vitamin K requirement for strong, healthy bones.
If you're looking for the healthier option of the two, choose cabbage. Lettuce varieties such as red leaf lettuce and romaine are also good options. Cabbage, including green and red cabbage, is typically higher in vitamins, minerals, and beneficial plant compounds than iceberg lettuce.
Leafy greens (mixed greens, romaine lettuce, spinach, kale, etc.) are probably the most nutrient-packed foods you can eat. They are high in vitamin A, C, and K, all of which have anti-inflammatory properties. Anti-inflammatory leafy greens do not include iceberg lettuce, which has very little nutritional value.