Vitamin B9 (Folate / Folic Acid)
vitaminA water-soluble vitamin critical for DNA synthesis and cell division.
Definition
A water-soluble vitamin critical for DNA synthesis and cell division. Essential during pregnancy to prevent neural tube defects. DV is 400mcg DFE. Found in leafy greens, legumes, and fortified foods.
๋นํ๋ฏผ B9(์ฝ์ฐ/ํด์ฐ, Folate/Folic Acid)์ด๋?
๋นํ๋ฏผ B9์ ์ด์นญํ์ฌ ์ฝ์ฐ(folates)์ด๋ผ ๋ถ๋ฆฌ๋ ๊ด๋ จ ํํฉ๋ฌผ๊ตฐ์ ํฌํจํฉ๋๋ค. ์ํ์์ ์ฝ์ฐ์ ํ์๋ ํด๋ฆฌ๊ธ๋ฃจํ๋ฉ์ดํธ ํํ๋ก ์กด์ฌํฉ๋๋ค. ๋ณด์ถฉ์ ๋ฐ ๊ฐํ ์ํ์ ์ฌ์ฉ๋๋ ํฉ์ฑ ํํ๋ ํด์ฐ(folic acid)์ผ๋ก, ๋ ์์ ์ ์ด๊ณ ์์ฒด์ด์ฉ๋ฅ ์ด ๋ ๋์ต๋๋ค(๊ฐํ ์ํ์์ ์ฝ 85% ๋ ์ํ ์ฝ์ฐ ํ๊ท ์ฝ 50%). ์์ด ์ฝ์ฐ ๋น๋(DFE)์ ์ด ์ฐจ์ด๋ฅผ ๋ฐ์ํฉ๋๋ค.
์ฑ์ธ์ RDA๋ ํ๋ฃจ 400 mcg DFE์ ๋๋ค. ์์ ์ค์๋ 600 mcg DFE/์ผ๋ก ์ฆ๊ฐํ๋ฉฐ, ์ ๊ฒฝ๊ด์ด ๋ซํ๋ ์๊ธฐ(์์ ํ 21โ28์ผ)๊ฐ ์์ ํ์ธ ์ ์ ์ด๋ฃจ์ด์ง๋ ๊ฒฝ์ฐ๊ฐ ๋ง์ผ๋ฏ๋ก ๋ณด์ถฉ์ ํํ์ ํด์ฐ์ด ํน๋ณํ ๊ถ์ฅ๋ฉ๋๋ค.
์ฃผ์ ๊ธฐ๋ฅ
- DNA ํฉ์ฑ ๋ฐ ๋ณต๊ตฌ: ํ ํธ๋ผํ๋๋ก์ฝ์ฐ(THF) ์ ๋์ฒด๋ ํจ๋ฆฐ ๋ฐ ํฐ๋ฏธ๋ ํฉ์ฑ์ ํ์ํ ๋จ์ผ ํ์ ๋จ์๋ฅผ ๊ณต์ฌํ์ฌ, ์ธํฌ ๋ถ์ด์ ์ฝ์ฐ์ด ํ์์ ์ผ๋ก ์์ฉํ๊ฒ ํฉ๋๋ค.
- ์๋ฏธ๋ ธ์ฐ ์ํธ ์ ํ: ์ฝ์ฐ์ ํธ๋ชจ์์คํ ์ธ์ ๋ฉํฐ์ค๋ ์ ํ(๋นํ๋ฏผ B12์ ํจ๊ป)๊ณผ ์ธ๋ฆฐ์ ๊ธ๋ฆฌ์ ์ ํ์ ์ฐธ์ฌํฉ๋๋ค.
- ์ ํ๊ตฌ ์ฑ์: ๊ฒฐํ ์ ๋น ๋ฅด๊ฒ ๋ถ์ดํ๋ ์ ํ๊ตฌ ์ ๊ตฌ์ธํฌ์์ DNA ๋ณต์ ๊ฐ ์์๋์ด, ํฌ๊ณ ๋ฏธ์ฑ์ํ ์ ํ๊ตฌ๋ฅผ ํน์ง์ผ๋ก ํ๋ ๊ฑฐ๋์ ์๊ตฌ์ฑ ๋นํ์ด ๋ํ๋ฉ๋๋ค.
- ์ ๊ฒฝ๊ด ๋ฐ๋ฌ: ์ ์ ํ ์์ ์ ํ ์ฝ์ฐ ์ญ์ทจ๋ ์ ๊ฒฝ๊ด ๊ฒฐ์(์ฒ์ถ์ด๋ถ์ฆ, ๋ฌด๋์ฆ) ์ํ์ ์ฝ 70% ์ค์ ๋๋ค.
์ํ ๊ณต๊ธ์
์์ฐ์ ์ผ๋ก ํ๋ถํ ๊ณต๊ธ์์ผ๋ก๋ ์ง์ ๋ น์ ์์ฑ์(์๊ธ์น, ๋ก๋ฉ์ธ ์์ถ, ์์คํ๋ผ๊ฑฐ์ค), ์ฝฉ๋ฅ(๋ ํธ์ฝฉ, ๋๋ถ์ฝฉ, ๋ณ์๋ฆฌ์ฝฉ), ์ ๊ฐ, ์๋ณด์นด๋, ๋ธ๋ก์ฝ๋ฆฌ๊ฐ ์์ต๋๋ค. ๋ง์ ๊ตญ๊ฐ์์ ๋ฐ๊ฐ๋ฃจ์ ์ฅ์์ ๋ง์ฌ์ ํด์ฐ์ ์๋ฌด์ ์ผ๋ก ๊ฐํํฉ๋๋ค. ์ํ์ ์ฝ์ฐ์ ์ด์ ๋ถ์์ ํ์ฌ ์ฅ์๊ฐ ์ถ์ผ๋ฉด ํจ๋์ด 50% ์ด์ ๊ฐ์ํ ์ ์์ต๋๋ค.
Top Food Sources
| # | Food | Amount per 100g | % DV |
|---|---|---|---|
| 1 | Yeast extract spread | 5880mcg | 1470% |
| 2 | ๏ผใใฎไป๏ผ ้ ตๆฏ ใใณ้ ตๆฏ ไนพ็ฅ | 3800mcg | 950% |
| 3 | Cereals ready-to-eat, QUAKER, CAP'N CRUNCH with CRUNCHBERRIES | 2760mcg | 690% |
| 4 | Cereals ready-to-eat, QUAKER, QUAKER CRUNCHY BRAN | 2630mcg | 658% |
| 5 | Cereals ready-to-eat, QUAKER, CAP'N CRUNCH | 2630mcg | 658% |
| 6 | Cereals ready-to-eat, QUAKER, CAP'N CRUNCH'S PEANUT BUTTER CRUNCH | 2630mcg | 658% |
| 7 | Cereals ready-to-eat, QUAKER, SWEET CRUNCH/QUISP | 2630mcg | 658% |
| 8 | Cereals ready-to-eat, QUAKER, Christmas Crunch | 2600mcg | 650% |
| 9 | Leavening agents, yeast, baker's, active dry | 2340mcg | 585% |
| 10 | Cereals ready-to-eat, QUAKER, KING VITAMAN | 2260mcg | 565% |
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Related Terms
Vitamin B6 (Pyridoxine)
A water-soluble vitamin essential for protein metabolism, neurotransmitter synthesis, and immune function.
Vitamin B12 (Cobalamin)
A water-soluble vitamin essential for nerve function, red blood cell formation, and DNA synthesis.
Food Fortification
The deliberate addition of essential nutrients to food to prevent deficiencies in a population.
Anemia
A condition with insufficient healthy red blood cells to carry adequate oxygen.