No scientific study has demonstrated that consumption of vitamin C can harm your body. In fact, your body can not store or make vitamin C, the risks of toxicity are tiny, even if you consume dozens of times your recommended daily nutritional intake. Read also: Vitamins for weight loss, vitamins for weight loss.
Although recent studies suggest that your kidneys excrete through your urine vitamin C present in excess in your body, experts agree that adults older than 19 years should limit their daily nutritional intake of vitamin C to 2 000 mg. Eating more (of many) that this threshold could result in some people's DIARRHEA , stomach pain, higher levels of acidity of urine, gout, kidney stone formation. Read also: Food for gout: what to eat when you have gout?
However, in almost all the people, the daily consumption of very large doses of vitamin C (several grams per day) does not pose a danger to health. Read also: List of vitamins and calories more than 400 foods.
Showing posts with label toxicity. Show all posts
Showing posts with label toxicity. Show all posts
Thursday, October 7, 2010
Toxicity of Vitamin B6
This vitamin is normally causes no adverse effects to less than 100 mg per day. However, prolonged use of vitamin B6 to 200 mg per day can cause peripheral neuropathy (usually reversible). Read also: Reduce the risk of brain diseases through diet.
Here are the UL B6 per day:
* Children (1-3 years): 30 mg maximum daily
* Children (4-8 years): 40 mg maximum daily
* Children (9-13 years): 60 mg maximum daily
Teenagers * (14-18 years): 80 mg maximum daily
* Adults (over 18): 100 mg maximum per day.
Here are the UL B6 per day:
* Children (1-3 years): 30 mg maximum daily
* Children (4-8 years): 40 mg maximum daily
* Children (9-13 years): 60 mg maximum daily
Teenagers * (14-18 years): 80 mg maximum daily
* Adults (over 18): 100 mg maximum per day.
Recommended Dietary vitamin A per day
Health experts recommend eating the amounts of vitamin A include:
* Children (under 3): 300 micrograms (mcg) per day
* Children (4-8 years): 400 mcg per day
* Children (9-13 years): 600 mcg per day
* Teens and adults (over 14): 900 mcg per day
* Pregnant women (under 18): 750 mcg per day
* Pregnant women (over 18): 770 mcg per day
* Women who are breastfeeding (under 18): 1200 mcg per day
* Women who are breastfeeding (over 18): 1300 mcg per day.
Due to risks of toxicity (see the "Toxicity"), doctors have also defined a threshold level of tolerance to daily supplementation with vitamin A by a healthy population. Here the maximum amount per day you can get vitamin A:
* Children (under 3): 600 micrograms (mcg) per day
* Children (4-8 years): 900 mcg per day
* Children (9-13 years): 1 700 mcg per day
* Teens (14 to 18): 2800 mcg per day
* Adults (19 years and older): 3,000 mcg per day
* Women who are pregnant or lactating (under 18): 2800 mcg per day
* Women who are pregnant or breastfeeding (over 18): 3000 mcg per day.
* Children (under 3): 300 micrograms (mcg) per day
* Children (4-8 years): 400 mcg per day
* Children (9-13 years): 600 mcg per day
* Teens and adults (over 14): 900 mcg per day
* Pregnant women (under 18): 750 mcg per day
* Pregnant women (over 18): 770 mcg per day
* Women who are breastfeeding (under 18): 1200 mcg per day
* Women who are breastfeeding (over 18): 1300 mcg per day.
Due to risks of toxicity (see the "Toxicity"), doctors have also defined a threshold level of tolerance to daily supplementation with vitamin A by a healthy population. Here the maximum amount per day you can get vitamin A:
* Children (under 3): 600 micrograms (mcg) per day
* Children (4-8 years): 900 mcg per day
* Children (9-13 years): 1 700 mcg per day
* Teens (14 to 18): 2800 mcg per day
* Adults (19 years and older): 3,000 mcg per day
* Women who are pregnant or lactating (under 18): 2800 mcg per day
* Women who are pregnant or breastfeeding (over 18): 3000 mcg per day.
