Vitamin A
beta carotene deficiency and supplements
Re: Vitamin A, beta carotene
Best online vitamin stores.
Vitamin A
Vitamin A is a fat soluble vitamin. Essential for
healthy eyes and vision; growth, including bones;
healthy immune system, reproductive system; cells growth.
Natural Source
liver, butter, whole milk, egg yolks, orange, yellow and dark green
vegetables and fruits.
Deficiency Symptoms of Vitamin A
- night blindness
- xerophthalmia
- dry skin
- itchy skin
- retadded growth
- susceptible to infection
Recommended Daily Intake (RDI)
- Men 2500 IU RE
- Women 2500 IU
- Pregnant women 2500 IU
- Lactation women 1500 IU
* 1mcg RE = 3.3 International Unit (IU)
Therapeutic of Vitamin A Supplements
Best Vitamin Supplements Guide for Multi Carotene for optimal health
Condition |
Suggested Dosage |
Acne, eczema,
psoriasis |
10,000-50,000 IU |
Cancer prevention |
10,000-50,000 IU |
Skin problems
|
10,000-25,000 IU |
Enhancing immunity
|
10,000-50,000 IU |
Gastrointestinal ulcers |
10,000-50,000 IU |
HIV/AIDS |
5,000-25,000 IU |
Polluted air |
5,000-25,000 IU |
Respiratory problems:
allergies,
asthma, bronchitis,
emphysema, sinusitis |
15,000-50,000 IU |
Cautions for Vitamin A Supplements
- Should not be taken together with Vitamin A derivative acne drugs or
broad spectrum antibiotics
Beta Carotene
Beta-carotene is readily to be converted into Vitamin A. It is found
abundantly in many foods. Beta-carotene acts as an antioxidant and helps to
rotect against heart disease, cancer and eye damage.
Recommended Daily Intake (RDI) for Beta-carotene
- Not available
- Some experts recommend 10-30 mg a day
Therapeutic of Beta Carotene Supplements
Best Vitamin Supplements Guide for Vitamin A for optimal health
Condition |
Suggested Dosage |
Acne, eczema,
psoriasis |
50,000-200,000 IU |
Cancer prevention |
25,000-100,000 IU |
Skin problems
|
25,000-100,000 IU |
Enhancing immunity
|
25,000-50,000 IU |
Gastrointestinal ulcers |
25,000-50,000 IU |
HIV/AIDS |
300,000-500,000 IU |
Polluted air |
25,000-50,000 IU |
Respiratory problems:
allergies,
asthma, bronchitis,
emphysema, sinusitis |
100,000-200,000 IU |
Cautions for Beta Carotene Supplements
- large dosage increase the risk of cancer in those who drink alcohol
and smoke heavily
Symptoms of Excess Intake of Beta Carotene Supplements
- It is safe at high dosage
- Some area of skin become orange/yellow
- Possibility of menstrual abnormalities with long term excess intake
Related:
Learn how to choose best vitamin and mineral supplement at our
Nutritional Supplement Guide page.
Read our
vitamin supplement news release and news letter
Learn
10 ultimate tips before you
buy dietary supplement.