Healthy Foods and Vitamins

What Vitamin does the Body take from Sunlight

Sun Rays

The sun emits light rays that affect the human body when exposed to it. These rays can cross from the outer layer of the skin, that is, the epidermis, to the inner layer, or what is known as the dermis, which contains nerves and blood vessels. The effect of these rays can be positive when exposed to them in small quantities.

As it is necessary for the manufacture of vitamin D in the skin, and maintaining the general health of the body, while its effect can be negative when exposed to it in large quantities.

This can cause burns, skin changes, the appearance of freckles and moles, and an increased risk of skin cancer, eye injuries, and other negative effects.

What vitamin does the body take from sunlight

Vitamin that the Body Takes from Sunlight

The body makes vitamin D when the skin is directly exposed to sunlight. In this way, most people meet part of their need for vitamin D. Exposure to sunlight indoors through a window, or on cloudy and dark days, does not lead to the production of this vitamin.

The body’s production of vitamin D does not It decreases the darker the skin color, and it is worth noting that if you avoid exposure to sunlight, use sunscreen, or wear clothes that cover most parts of the body, good sources of vitamin D must be included in the diet, or take nutritional supplements, as it The recommended amounts of it are based on the assumption that people are exposed to little sunlight. Exposure to sunlight can be considered an easy and reliable way for most people to obtain vitamin D.

The hands, face, arms, and legs can be exposed two to three times a week for approximately a quarter of the time, which causes moderate sunburn. Thus, the body can manufacture this vitamin and store it in fat . The appropriate exposure period varies depending on a group of factors, including some.

  • the age.
  • season.
  • Time of day.

It should be noted that there is no accurate measurement of the time that a person should spend outside to obtain the benefits of sunlight.

The World Health Organization (WHO) has stated that exposing the arms, face and hands to sunlight for 5-15 minutes 2-3 times a week is considered It is sufficient to benefit from the sun to enhance the production of vitamin D, but it is preferable if you stay outside the house for a long time, i.e. more than 15 minutes, to use sunscreen to protect the skin from the effects of harmful rays.

The Importance of vitamin D

Vitamin D is considered one of the nutrients that the body needs to maintain its health, and the following points show some of the benefits of vitamin D:

Maintaining bone health: Vitamin D contributes greatly to regulating the levels of calcium and phosphorus, which are considered important elements for maintaining bone health.

The body also needs vitamin D to absorb calcium from the intestines , and to restore the calcium that is properly excreted through the kidneys.

The possibility of reducing the risk of diabetes: Many studies have shown that there is an inverse relationship between low concentrations of vitamin D in the body and the risk of developing type 2 diabetes . Low levels of vitamin D can negatively affect insulin secretion and the body’s tolerance to glucose.

Maintaining infant health: Vitamin D deficiency in infants is associated with a high risk of developing a group of diseases. Such as asthma , atopic dermatitis, and eczema.

The possibility of reducing the risk of cancer: Vitamin D is considered a very important element in regulating cell growth and communication, and some studies have shown that calcitriol; It is the active form of vitamin D that may reduce the development of cancer by slowing the growth and development of new blood vessels in cancerous tissue, increasing cancer cell death, and reducing cell proliferation.

Vitamin D deficiency

Vitamin D deficiency is a global health problem; More than a billion people around the world suffer from its deficiency or insufficiency, and this can lead to an increased risk of developing a group of health problems, including the following:

  • Obesity.
  • Diabetes.
  • Hypertension.
  • Depression.
  • Fibromyalgia.
  • Chronic fatigue syndrome.
  • Osteoporosis.
  • neurodegenerative diseases; Like Alzheimer’s.
  • some types of cancer; Such as breast , prostate, and colon cancer.
  • Heart disease and strokes.
  • Autoimmune diseases.
  • Birth defects.
  • Gum disease.

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I am Khaliq Alvi. Currently I am doing P.hd on Human Nutrition and Dietetics from Sorbonne University. Previously, I have also done masters in Molecular Nutrition and Food Technology.

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