According to a study, researchers have treated cancer patients with high dosages of vitamin C, through IVC therapy (intravenous vitamin C). Scientists gave cancer patients up to 100 g of vitamin C a day! That’s 100,000 mg. 100 times more vitamin C than the 1,000 mg dose, or 100,000 times the recommended daily intake of vitamin C. That’s a huge dose. [ 2] Studies have shown mixed results,” Peart notes, “but we know that vitamin C acts as an antioxidant for cells in the retina and macular region of the eye.” 3. Improves iron absorption Vitamin C encourages collagen growth, which is an important part of your body’s healing process. “Collagen is a protein that keeps our skin looking young,” Peart adds. Carr AC, Vissers MC. Synthetic or food-derived vitamin C--are they equally bioavailable?. Nutrients. 2013;5(11):4284-4304. Thomas LDK, Elinder C, Tiselius H, Wolk A, Åkesson A. Ascorbic Acid Supplements and Kidney Stone Incidence Among Men: A Prospective Study. JAMA Intern Med. 2013;173(5):386–388.

Moreover, smokers need more vitamin C per day. They need additionally 35 mg of vitamin C a day, due to increased oxidative stress. A study suggested that drinking orange juice, which is the richest common beverage in vitamin C, can increase plasma concentrations of vitamin C in humans. Smokers can benefit the most. [ 1] Effects of Mega doses of vitamin C Vitamin C supplements may aid against conditions like dementia if you don’t get enough vitamin C from your diet. However, additional human studies are needed to understand the effects of vitamin C supplements on nervous system health ( 36). SUMMARYQuidel S, et al. What are the effects of vitamin C on the duration and severity of the common cold? Medwave. 2018; doi:10.5867/medwave.2018.06.7260. Found concentrated in the skin, vitamin C boosts collagen production and helps protect from UV damage ( 3).

Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that plays a critical role in your health. “It’s what’s known as an essential nutrient, meaning that your body doesn’t make it,” Peart says, “so you have to get it from your diet.” Forman HJ, Zhang H. Targeting oxidative stress in disease: promise and limitations of antioxidant therapy. Nat Rev Drug Discov. 2021;20(9):689-709. doi:10.1038/s41573-021-00233-1 If you have low iron levels, consuming more vitamin-C-rich foods or taking a vitamin C supplement may help improve your blood iron levels. SUMMARYThe Recommended Daily Allowance (RDA) of vitamin C is 90 milligrams for adult men and 75 milligrams for adult women. For pregnant women above the age of 19, the RDA is 85 milligrams and for lactating women, it’s 125 milligrams. Notably, people who smoke need an extra 35 milligrams of vitamin C a day, according to the National Institutes of Health (NIH). Koristni učinek se doseže z dnevnim vnosom 200 mg poleg priporočenega dnevnega vnosa vitamina C. Ena Vitamin C kapsula NOW vsebuje 1000 mg vit. C oziroma askorbinske kisline. Holland & Barrett Vitamin C Tablets contain all the vitamin C you need to meet your daily requirement, with added wild Rose Hips – a natural plant-based source of Vitamin C. These high strength tablets support the immune system; keeping your Vitamin C levels up is very important for your overall health. Gout symptoms appear when there is too much uric acid in the blood. Uric acid is a waste product produced by the body. At high levels, it may crystallize and deposit in the joints. Keep in mind that these recommendations are a minimum to prevent deficiency,” Peart says, “and some experts believe the recommendations should be higher.”

Huijskens MJ, Walczak M, Koller N, et al. Technical advance: ascorbic acid induces development of double-positive T cells from human hematopoietic stem cells in the absence of stromal cells. J Leukoc Biol. 2014;96(6):1165-1175. doi:10.1189/jlb.1TA0214-121RR High amounts of oxalate can build up in your kidneys, which can increase the risk of kidney stone formation ( 19). Vitamin C 1000 mg su veganske kapsule koje sadrže čak 1000 mg vitamina C dopunjene kompleksom citrusnih bioflavonoida i flavonoidom rutinom. Vitamin C sudjeluje u punovrijednom funkcioniranju više sustava u ljudskom organizmu. Njegov unos doprinosi optimalnom funkcioniranju imuniteta, ljudske psihe i zaštiti stanica od oksidacijskog stresa. Vitamin C pomaže i u smanjenju umora i iscrpljenosti i funkcioniranju živčanog sustava. Između ostalog, povećava apsorpciju željeza , doprinosi stvaranju kolagena i pravilnoj izmjeni tvari. For example, people who have pneumonia tend to have lower vitamin C levels, and vitamin C supplements have been shown to shorten the recovery time ( 25, 26). SUMMARY Many factors increase the risk of heart disease, including high blood pressure, high triglyceride or LDL (bad) cholesterol levels, and low levels of HDL (good) cholesterol.Though most vitamin C supplements come in the form of ascorbic acid, several other types are also available.