Vitamin C - the expert
Another analysis of 13 studies looked at the effects of taking at least mg of vitamin C daily on risk factors for heart disease, such as blood cholesterol and triglyceride levels. It is frequently supplemented to ward off the common cold. In the Institute of Medicine of the U. These supplements may lower heart disease risk factors, including high blood levels of LDL bad cholesterol and triglycerides. Some supplements can have an increasing effect, others have a decreasing effect, and others have no effect. Vitamin C for preventing and treating the common cold. For one, because it's highly acidic, when vitamin C is used topically "the skin is triggered to heal itself by accelerating the production of collagen and elastin," explains New York City-based dermatologist Howard Sobel. The more evidence, the more we can trust the results. Human studies using vitamin C supplements have not shown a consistent benefit, though there appears to be a strong association between a high daily intake of fruit and vegetables and decreased risk of cataracts.
Consider: Vitamin C
||This means that it is not Vitaimn by the body. Vitamin Viamin, through its antioxidant functions, has been shown to protect leukocytes from self-inflicted oxidative damage Check the product labels to see how much vitamin C is in the product. Vitamin C is necessary for healthy mucosa and helps reduce inflammation, so the NIH recommend that smokers consume Vitamin C extra 35 mg of vitamin C each day. Int J Vitam Nutr Res. Hemila H, et al. Overall, vitamin C supplements are a great and simple way to boost your vitamin C intake if you struggle to get enough from your diet. First, vitamin C helps encourage the production of white blood cells known as lymphocytes and phagocytes, which help protect the body against infection Vitamin C for asthma and exercise-induced bronchoconstriction. Moreover, several dioxygenases involved in the regulation of gene expression and the maintenance of genome integrity require vitamin C as a cofactor. The effect of vitamin therapy on the progression of coronary artery atherosclerosis varies by haptoglobin type in postmenopausal women. High-dose vitamin C makes cancer treatment more effective, trial shows The use of high-dose vitamin C in patients undergoing standard cancer treatment has been shown to be safe and improve health outcomes in clinical… READ MORE. Researchers have proposed using vitamin C in cancer patients whose treatment options are limited. Carr AC, Maggini S. Krajewska B, Brindell M.
||The recommended Vitamon allowance RDA for vitamin C is based on the amount of vitamin C intake Vitzmin to maintain neutrophil vitamin C concentration with minimal urinary excretion of vitamin C Vitmain is proposed to provide sufficient Vitanin protection Table 2 Urease activity and L-ascorbic acid. Vitamin C supplementation in pregnancy. Reviews of several studies show that megadoses greater than mg daily of supplemental vitamin C have no significant effect on the common cold, but may provide a moderate benefit in decreasing the duration and severity of colds in some groups of people. Moreover, SVCT-2 was significantly expressed in 20 breast cancer tissue samples, but weakly expressed in normal tissues. Sorry, your blog cannot share posts by email. You will be notified when any significant update is made. High dose vitamin C didn't have an effect in two exercise studies. Women who are pregnant or breastfeeding and those who smoke need higher amounts of vitamin C. Vitamin C: should we supplement. Supplementation of 3,mg Vitamin C appeared to increase sexual frequency from 4 times monthly to 14 times in non-cohabitating subjects. SVCT-2 in breast cancer acts as an indicator for L-ascorbate treatment.
Drake, Ph. The Oncologist. Vitamin C supplements have been linked to a reduced risk of heart disease. Burns showed that some mammals are susceptible to scurvy as their liver does not produce the enzyme l -gulonolactone oxidasethe last of the chain of four enzymes that synthesize vitamin C. A number of Vjtamin adverse health effects of very Vitaamin doses of vitamin C have been identified, mainly based on in vitro experiments or isolated case reportsand include genetic mutations Viramin, birth defects, cancer, atherosclerosis, kidney stones"rebound scurvy ," increased oxidative stressexcess iron absorption, vitamin B 12 deficiency, and erosion of dental enamel. Show references Vitamin C — Fact sheet for health professionals. A prospective study that followed a cohort of 46, men for 20 years found that total daily vitamin C intake was inversely associated with incidence of gout, with higher intakes being associated with greater risk reductions Taking a vitamin C supplement after a cold starts does not appear to be helpful. Vitamin C, or ascorbic acid, is a water-soluble vitamin well known for its role in supporting a healthy immune system. Effect of vitamin C on endothelial function in health and disease: a systematic review and meta-analysis of randomised controlled trials. Reversal of ionoregulatory disruptions in occupational lead exposure by vitamin C. In Hoffmann—La Roche trademarked synthetic vitamin C under the brand name Redoxon  and began to market it as a dietary supplement. Authorities occasionally recommended plant food to prevent scurvy during long sea voyages. May lower your risk of heart disease.
Ascorbic acid is Vitamin C and an organic compound. It is found in many fruits and vegetables. Vitamin C is water soluble and cannot be stored in a body, so its deficiency should be replenished daily. Vitamin C is a powerful antioxidant. It plays an important role in the regulation of oxidation-reduction processes, it is involved in the synthesis of collagen and procollagen, metabolism of folic acid and iron, as well as in the synthesis of steroid hormones and catecholamines. Ascorbic acid also regulates blood coagulation and normalizes permeability of capillaries, is important for hemopoiesis, has anti-inflammatory and antiallergic effect. Vitamin C protects the organism from consequences of stress. It enhances the processes of reparation, increases resistance to infection, reduces effects of different allergens. Vitamin C is a factor in protecting the organism of effects of stress. Enhances the repair processes, increase resistance to infection. Reduces the effects of different allergens. There are many theoretical and experimental prerequisites to use Vitamin C for prevention cancer. It is known that the patients with cancer often develop symptoms of vitamin deficiency.
Dosage and direction
Take Vitamin C exactly as prescribed. Infants under 1 year of age need 30-35 mg daily. Babies between 1-3 eyars need 40 mg, children between 4-10 years do 45 mg daily, pregnant and breastfeeding women need 75-90 mg daily and smokers do 100 mg of it daily.
Discuss with your doctor about conditions you have had such as: kidney disease, kidney stones in history, liver disease (especially cirrhosis), glucose-6-phosphate dehydrogenase deficiency (G6PD) deficiency (ascorbic acid may cause desintegration of erythrocytes in such patients), if you are pregnant, plan to become pregnant or breastfeeding (ascorbic acid may cause fetus addiction to it) . Risk of damage to kidney increases when ascorbic acid is used together with other medication harmful to the kidneys. Inform your doctor if you are currently receiving chemotherapy, get medicament treatment for a bowel disorder, to prevent organ transplant rejection, take antiviral medications, painkillers, anti-arthritis drugs, or any injected antibiotics, because you may need dose adjustments. Discontinue intake of ascorbic acid and notify your doctor if you have severe pain in your lower back or side, bloody urine, painful urination, severe diarrhea, or feel like you might pass out.
Hypersensitivity to the components of the drug.
Possible side effect
If these adverse reactions become serious or bothersome call your doctor: severe pain in your lower back or side, bloody urination, painful urination, severe or ongoing diarrhea, or feeling like you might pass out.
Concomitant use of ascorbic acid and aspirin may irritate stomach and lead to its ulceration. Aspirin also increases excretion of ascorbic acid by the kidneys which may result in decrease of blood concentration of ascorbic acid. Blood levels of aluminum and its toxicity may increase due to ascorbic acid. Avoid taking medications which contain aluminum. Big doses of ascorbic acid may decrease ability of the organism to assimilate vitamine Г·12 from food ad food supplements.
Never take a double dose of this medication. If it is almost time of the next dose just skip the missed portion and continue to take the medicine according to the schedule.
Life-threatening symptoms are not expected because of ascorbic acid overdose. The most common side effect is diarrhea. Call your doctor if you took too much of the drug.
Ascorbic acid should be stored at room temperature between 15-30 C (59-86 F).
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