What are provitamins and Antivitamins?

What are provitamins and Antivitamins?

Answer. Provitamin : Provitamin is organic compounds from which vitamins can be synthesized in the animal body. Example – β-carotin and ergosterol are provitamins, respectively for vitamin A and vitamin D. Antivitamin: Antivitamin is a chemical compound that destroys vitamins. Example – Pyrithiamin destroys vitamin B1.

What are provitamins give examples?

Provitamin definition (biochemistry) Any biologically inactive compound that may be converted into a vitamin within an animal organism. noun. A vitamin precursor that the body converts to its active form through normal metabolic processes. Carotene, for example, is a provitamin of vitamin A.

What is folic acid used for?

Folic acid is used for preventing and treating low blood levels of folate (folate deficiency) and high blood levels of homocysteine (hyperhomocysteinemia). People who are pregnant or might become pregnant take folic acid to prevent serious birth defects such as spina bifida.

What do you mean by carotene?

Definition of carotene : any of several orange or red crystalline hydrocarbon pigments (such as C40H56) that occur in the chromoplasts of plants and in the fatty tissues of plant-eating animals and are convertible to vitamin A — compare beta-carotene.

What are the types of Antivitamin?

witamins to inhibit vitamin action

  • Vitamin. p-?minobenzoic. acid.
  • Vitamin B, [Vitamin C] Vitamin E.
  • Specific. antivitamin. Sulphanilarnide.
  • y-Hexachlorocyclo- hexane (Gammex- ane)
  • [Glucoascorbic acid] Tocopherol quinone. Desthiobiotin.
  • Vitamin K. Dicoumarol.
  • Phenyl pantothenate. Nicotinamide.
  • Pyridoxin. Desoaypyridoxin.

What is carotene?

Is vitamin A beta-carotene?

The human body converts beta carotene into vitamin A (retinol) – beta carotene is a precursor of vitamin A. We need vitamin A for healthy skin and mucus membranes, our immune system, and good eye health and vision. Vitamin A can be sourced from the food we eat, through beta carotene, for example, or in supplement form.

Who needs folic acid?

CDC urges all women of reproductive age to take 400 micrograms (mcg) of folic acid each day, in addition to consuming food with folate from a varied diet, to help prevent some major birth defects of the baby’s brain (anencephaly) and spine (spina bifida).

What is folic acid side effects?

What are the side effects of Folic Acid (FA-8)?

  • nausea, loss of appetite;
  • bloating, gas, stomach pain;
  • bitter or unpleasant taste in your mouth;
  • confusion, trouble concentrating;
  • sleep problems;
  • depression; or.
  • feeling excited or irritable.

What is the function of carotene?

Carotenes contribute to photosynthesis by transmitting the light energy they absorb to chlorophyll. They also protect plant tissues by helping to absorb the energy from singlet oxygen, an excited form of the oxygen molecule O2 which is formed during photosynthesis.

Why is carotene important?

The human body converts beta carotene into vitamin A (retinol) – beta carotene is a precursor of vitamin A. We need vitamin A for healthy skin and mucus membranes, our immune system, and good eye health and vision.

How does Antivitamin work?

Antivitamins are substances that inhibit the biological function of a genuine vitamin. Some antivitamins have a similar chemical structure to those of the actual vitamin whose action they block or restrict.

What is meant by Antivitamin?

Definition of antivitamin : a substance that makes a vitamin metabolically ineffective.

What is the other name for carotene?


Other names Betacarotene (INN), β-Carotene, Food Orange 5, Provitamin A
CAS Number 7235-40-7
3D model (JSmol) Interactive image

Is Turmeric high in beta-carotene?

Turmeric contains more than 300 naturally occurring components including beta-carotene, ascorbic acid (vitamin C), calcium, flavonoids, fiber, iron, niacin, potassium, zinc and other nutrients. But the chemical in turmeric linked to its most highly touted health effects is curcumin.

What benefits beta-carotene?

Beta Carotene is a compound that gives vivid yellow, orange, and red coloring to vegetables. The body converts Beta Carotene into vitamin A (retinol). Vitamin A, known as a vital nutrient for vision, plays a critical role in cell growth and in maintaining healthy organs like the heart, lungs, and kidneys.