My Account

The Health Benefits of Vitamin A

Vitamin A
Print Friendly, PDF & Email

The health benefits from Vitamin A can support multiple facets. This fat-soluble vitamin that plays an important role in maintaining various functions and promoting overall health. It is essential for a range of physiological processes, including vision, immune function, reproduction, and cellular communication. 

There are two primary forms of vitamin A: preformed vitamin A, also known as retinol, and provitamin A carotenoids, such as beta-carotene.

Retinol, the active form of vitamin A, is found in animal products such as liver, fish, eggs, and dairy. 

Beta-carotene is a precursor to vitamin A and is abundant in colorful fruits and vegetables, particularly those with orange, red, and yellow pigments, like carrots, sweet potatoes, and spinach. Once consumed, the body can convert beta-carotene into active vitamin A.


One of the most well-known functions of vitamin A is its role in maintaining vision. It is an integral component of rhodopsin, a protein in the eyes that allows them to respond to light. Adequate vitamin A is essential for preventing night blindness and promoting overall eye health. Deficiencies in vitamin A can lead to a condition called xerophthalmia, which can result in irreversible damage to the cornea and eventually blindness.

Immune Health

Vitamin A plays a critical role in supporting the immune system. It helps maintain the integrity of the skin and mucous membranes, which act as barriers against harmful microorganisms, including yeasts and fungi. Additionally, vitamin A is involved in the production and function of white blood cells, which are crucial for the body’s defense against infections. A deficiency in vitamin A can compromise the immune response, making individuals more susceptible to infections and illnesses.

Reproductive Health

Vitamin A is also important for reproduction and fetal development. It is essential for the normal development of the embryo and fetus, particularly in the formation of the heart, lungs, kidneys, eyes, and bones. Pregnant women need an adequate supply of vitamin A to support the healthy growth and development of their unborn child. (However, excessive intake of vitamin A during pregnancy can be harmful, so it is important for expectant mothers to consult with healthcare professionals to ensure they meet their nutritional needs without exceeding safe levels.)


Vitamin A has been studied for its potential anti-inflammatory and antioxidant properties. These properties make it valuable in promoting skin health by supporting the repair and maintenance of skin tissues. Some skin conditions, such as acne and psoriasis, may benefit from appropriate levels of vitamin A.

It’s important to note that while vitamin A is crucial for health, excessive intake can lead to toxicity. This is more likely to occur with the consumption of high-dose supplements. If you are eating Kaufmann Diet foods such as fish, eggs, carrots, and spinach, you’re likely getting more than enough Vitamin A. 


Related Articles

When Should I Take My Vitamins?

The Value of Multivitamin Supplements

Do I need a Multivitamin?



Still have questions?

Join our LIVE Q&A stream every week if you would like to ask a question! Learn more about the live show and join in here: KTC Too! – Doug Kaufmann’s Know the Cause


Getting started with the Kaufmann Diet

Share on Facebook
Share on Reddit
Share via Email
Share on Twitter

Leave a Reply

Recent Articles

Weekly Q&A Show

Featured Sponsor

Follow Us

Doug's Books

Doug Kaufmann has written many books that cover a full range or health issues. Find out which of his books best suits you by clicking the button below.

The Kaufmann Diet

Doug Kaufmann developed his diet after years studying the clinical effects of pathogenic fungi on the body. Fungi and yeasts can become parasitic organisms on and inside our body, causing health problems that can be difficult to diagnose. Learn more about the Kaufmann Diet, change your life and know the cause.

The Science of Fungus

We encourage all visitors to this site to take some time and study these technical articles prior to initiating lifestyle changes, including dietary changes and to do so with their physician’s awareness and approval. The articles posted in this link are scientific and with few exceptions are taken from medical journals familiar to healthcare workers.

Our Healthy Recipes

Looking for help assembling antifungal Kaufmann Diet approved recipes for breakfast, lunch or dinner? We have several videos, books and recipe write ups here on Know the Cause that will help your health journey. The recipes in this section are so good, you’ll feel like you’re indulging. No sacrifice needed! Enjoy.