Fat-soluble vitamins play integral roles in a multitude of physiological processes such as
vision, bone health, immune function, and coagulation
. This review discusses the biochemistry, transport, and roles of these vitamins highlighting deficiency syndromes and potential toxicities.
What are the functions and sources of vitamins?
| Nutrient Function | Vitamin A (and its precursor*, beta-carotene) *A precursor is converted by the body to the vitamin . Needed for vision, healthy skin and mucous membranes, bone and tooth growth, immune system health | Vitamin D Needed for proper absorption of calcium; stored in bones |
|---|
What are the 5 most important vitamins?
- Vitamin A. Vitamin A keeps your heart, lungs, liver and other organs working properly. …
- Vitamin D. Vitamin D builds strong bones by helping our body absorb calcium from food and supplements. …
- Vitamin E. …
- Vitamin K. …
- Iron. …
- Magnesium. …
- Zinc.
What are the 4 fat soluble vitamins?
Vitamins A, D, E, and K
are fat-soluble.
What are the functions of water soluble vitamins?
| Nutrient Function | Biotin Part of an enzyme needed for energy metabolism | Pyridoxine (vitamin B6) Part of an enzyme needed for protein metabolism; helps make red blood cells | Folic acid Part of an enzyme needed for making DNA and new cells, especially red blood cells |
|---|
What are the two types of vitamins?
There are two types of vitamins:
fat soluble and water soluble
. When you eat foods that contain fat-soluble vitamins, the vitamins are stored in the fat tissues in your body and in your liver. They wait around in your body fat until your body needs them.
What is the main function of vitamins in the body?
Vitamins and minerals are considered essential nutrients—because acting in concert, they perform hundreds of roles in the body. They
help shore up bones, heal wounds
, and bolster your immune system. They also convert food into energy, and repair cellular damage.
What are the 13 vitamins your body needs?
There are 13 essential vitamins —
vitamins A, C, D, E, K, and the B vitamins
(thiamine, riboflavin, niacin, pantothenic acid, biotin, B
6
, B
12
, and folate). Vitamins have different jobs to help keep the body working properly.
What are the worst vitamins to take?
- Vitamin C. Perhaps the most popular single vitamin supplement, vitamin C occurs in plentiful amounts in many fresh fruits and vegetables. …
- Vitamin A and beta carotene. …
- Vitamin E. …
- Vitamin B6. …
- Multi-vitamins.
What is the most important vitamin?
Vitamin B-12
– This is one of the most important essential vitamins.
What is the healthiest vitamin to take?
- Vitamin D. Vitamin D helps our bodies absorb calcium, which is important for bone health. …
- Magnesium. Magnesium is an essential nutrient, which means that we must get it from food or supplements. …
- Calcium. …
- Zinc. …
- Iron. …
- Folate. …
- Vitamin B-12.
Do you need to eat fat to absorb fat soluble vitamins?
Fat soluble vitamins (A, D, E, and K)
will absorb better when fat is consumed with them
. For example, the vitamins, minerals and antioxidants in kale absorb better when dietary fat is available. However, focus on eating balanced meals that include healthy fats and a variety of fruits and vegetables for ideal nutrition.
Can vitamin C be fat soluble?
Vitamins are classified as either
fat soluble
(vitamins A, D, E and K) or water soluble (vitamins B and C).
What is the best way to absorb fat soluble vitamins?
If possible, make the fat source a largely unsaturated one, such as nuts, seeds, avocado, olive oil or olives. “One serving of
sunflower butter
provides healthy unsaturated fat, helping to absorb fat-soluble vitamins,” says Toby Amidor, MS, RD, author of Smart Meal Prep for Beginners.
How many vitamins are there in our body?
In humans there are
13 vitamins
: 4 fat-soluble (A, D, E, and K) and 9 water-soluble (8 B vitamins and vitamin C).
What are the 13 vitamins and their functions?
- Vitamin A. Vitamin A is essential for growth and cell development, as well as healthy skin, hair, bones and teeth. …
- Vitamin C. …
- Vitamin D. …
- Vitamin E. …
- Vitamin K. …
- Thiamine (Vitamin B1) …
- Riboflavin (Vitamin B2) …
- Niacin (Vitamin B3)
