Beta Carotene Sources, Uses, Side Effects, Products & FAQs

November 14, 2017

Beta Carotene(β-Carotene) is red-orange colored organic pigment generally found in plants. However, Beta Carotene is an initial form of Vitamin A and is obtained by the synthesis of geranylgeranyl pyrophosphate.

It acts as an antioxidant as well and commonly found in carrots, onions, spinach etc.

Structure of Beta Carotene:

It is a member of carotenes family, which are isoprenoids that are derived by the biochemical synthesis of 8 isoprene units which results in 40 carbon atoms in the structure of beta-carotene. The chemical formula of beta-carotenes is C40H56 with a molar mass of 536.8726g/mol. It is insoluble in water and has two beta rings in at both ends of the molecular structure which distinguishes it from the other members of the carotenoid family.

Sources of Beta Carotene

Beta Carotene is found in the foods we eat and can be consumed in the form of supplements too. However, some foods that are rich in the amount of beta-carotene are Carrots, Apricots, Asparagus, Broccoli, Grapefruit, Onions, Peas, Spinach, Sweet Potatoes, etc.

Beta Carotene Functions and Uses:

Beta Carotene is a major safe dietary source to provide the body with Vitamin A. It promotes the growth and development of body and works to improve immunity and vision.
A major amount of beta-carotene absorbed by the body is however used by the body in the form of Vitamin-A and supports the growth and eyesight quality. Whereas some of it is used in the form of beta-carotene antioxidant and helps in the protection of the body from the harmful effect caused by the free radicals striking the skin.

Beta-carotene is naturally available in our food but it is also available in the form of supplements. It is also available in the form of cosmetics as a constituent in many cosmetic products.

Beta Carotene For Skin:

Beta-carotene acts as an antioxidant and helps in protecting the skin from various skin problems such as premature aging and scleroderma (a tissue disorder that causes skin hardening). It provides the skin with the natural glow and improves the skin quality.

Sunscreens become more effective when used along with beta-carotene cosmetics.
Beta-carotene helps in providing your skin with a natural tan.
Sunscreens become more effective when used along with beta-carotene cosmetics.

Beta Carotene for Hair:

As our body starts growing old we often observe changes in our skin and can observe visible signs of aging. As our hair is made of the same tissues that make our skin we observe hair problems like dandruff, hair fall and thin hair.
As beta-carotene helps in reconstruction and protection of the skin tissues, beta-carotene hair treatment can help in the rejuvenation of the hair scalp and can help you avoid hair problems.
Besides hair and skin care, Beta Carotene is used as a food coloring agent with its E Number being E160a. However, Cognitive impairment can also be prevented by consuming beta-carotene diets or supplements.

Beta Carotene v/s Vitamin A:

Vitamin A being a derivative of beta-carotene is abundant in animal foods. About 80% of Vitamin-A in the human body is provided by the consumption of animal foods meanwhile the remaining 20% is formed by the synthesis of carotenoids i.e. Alpha-carotene, Beta-carotene and beta-cryptoxanthin where about 20-40 molecules of these carotenoids come together to form a single molecule of Vitamin-A.

Beta Carotene and Cancer:

Various researches claim that Beta Carotene helps in prevention from cancer as it fights the harmful free radicals by acting as an oxidizing agent however some researches claim that beta-carotenes have no benefits for carotene cure and even a long-term use of beta-carotene might cause various cancers in the body.
Beta Carotene is said to cause lung cancer among the smokers as it may form oxidized metabolite that affects the production of carcinogen-bioactivating enzymes.

Side Effects of Beta Carotene:

Beta Carotene being a pigmented chemical often results in the discoloration of the skin pigments. The color of beta-carotene pigments is a strong red-orange and the discoloration effect of its pigments can be observed on the hand palms and foot soles. It often causes the skin color to turn yellow or orange.
Beta Carotene can cause stomach related problems such as diarrhea, constipation and burping.
It can cause dizziness, fatigue and headache.
Overdosage of beta-carotene can cause health hazards like lung cancer, prostate cancer or stomach cancer.
However, if you are going to use beta-carotene products you should consider these warning to avoid any side effects.

Warnings :

Consumption of beta-carotene supplements after surgeries or during pregnancy should be avoided as it can result in harmful side effects.
Beta-carotenes can cause harmful health problems to the people who smoke too much or consume literally high amounts of alcohol.
Breastfeeding women should avoid the use of beta-carotene supplements.
People having eye, kidney, lung or nervous system disorders should avoid the use of beta-carotene.
A limited amount of beta-carotene supplements should be consumed in order to avoid excessive bleeding and bruising problems.

Products:

Beta-carotene supplements can are widely used to increase the amount of beta-carotene in the body and to complete the requirement of Vitamin-A. However, natural beta carotenes are considered to have fewer side effects as compared to supplemental beta-carotene but if you are not able to consume enough natural beta carotenes, consumption of supplements is advised.

Some of the famous brands that make Beta Carotene Tablets are Solaray, Amway, and Healthvit etc.

FAQs: What people normally want to know about Beta Carotene?

1. Is the beta-carotene from fruits and vegetables is enough to fulfill the Vitamin-A requirement of the body?

Beta-carotene from fruits and vegetables provides only about 20% of complete body Vitamin-A requirement. However, if a person isn’t able to fulfill the daily requirement of Vitamin-A in the body, usage of beta-carotene supplements is advised.

2. I’m not a regular smoker, I smoke once or twice a week. Can I use beta-carotene?

There are no guidelines for how much smoking can be side-effective for the use of beta-carotene. But you should avoid its use as it might be harmful in future.

3. What should be the ‘enough’ amount of beta-carotene that can be consumed every day?

However, there is no RDA (recommended dietary allowance) for the consumption of Beta Carotene. But, it is medically suggested that there should be a 6-mg daily consumption of natural beta-carotene every day.