Diet and Nutrition 2022

Luteína: what é, what is it for and where to find it

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Luteína: what é, what is it for and where to find it
Luteína: what é, what is it for and where to find it
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Lutein is a carotenoid with yellow pigmentation, essential for the proper functioning of the body, as it is unable to synthesize it, which can be found in foods such as corn, cabbage, arugula, spinach, broccoli or eggs.

Lutein contributes to he althy vision, prevents premature aging of the skin and contributes to the protection of the eyes and skin against free radicals, UV rays and blue light, which is why it is very important to follow a diet balanced and rich in foods with this substance.

In some cases, where the diet is not enough to replace lutein or in cases where the needs are increased, the use of supplements may be justified.

What is it for

Lutein is a very important carotenoid for eye he alth, DNA protection, skin he alth, immunity, anti-aging and well-being:

1. Eye he alth

Lutein is very important for vision, as it is the main component of the macular pigment, which is part of the retina of the eye.

In addition, lutein contributes to the improvement of vision in people with cataracts and has a beneficial effect on AMD (Aging-Induced Macular Degeneration), which is a progressive disease that affects the macula, central region of the retina, related to central vision, because it protects the retina against light damage and the development of visual disorders, by filtering blue light and neutralizing reactive oxygen species, thanks to its anti-oxidant action.

2. Skin he alth

Due to its anti-oxidant action, lutein reduces oxidative damage to the upper layers of the skin caused by ultraviolet radiation, cigarette smoke and pollution, preventing premature aging.

3. Disease prevention

Also thanks to its potent anti-oxidant properties, lutein also contributes to the protection of DNA, stimulates the immune system, thus contributing to the prevention of chronic diseases and some types of cancer.

In addition, this carotenoid also helps reduce inflammation, due to its ability to decrease inflammatory markers.

Learn about the benefits of other essential carotenoids for the body.

Foods with lutein

The best natural sources of lutein are leafy green vegetables such as kale, corn, arugula, watercress, mustard greens, broccoli, spinach, chicory, celery, and lettuce.

Although in smaller amounts, lutein can also be found in orange-red tubers, fresh herbs, and egg yolks.

In the following table, some foods with lutein and their content per 100 g are listed:

Food Amount of lutein (mg/ 100 g)
Cabbage 15
Parsley 10, 82
Spinach 9, 2
Pumpkin 2, 4
Broccoli 1, 5
Pea 0, 72

Lutein supplementation

Lutein supplements can provide significant he alth benefits if used as directed by your doctor. Some examples are Floraglo lutein, Lavitan Mais Visão, Vielut, Totavit and Neovite, for example.

Clinical studies in patients with eye diseases show that lutein supplements can replenish lutein in the eye and help improve vision.

Generally, the recommended dose of lutein is around 15 mg per day, which can help increase macular pigment density, prevent age-related eye diseases, improve day and night vision, and improve visual function in patients with cataract and AMD.

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