Effects of long-term vitamin E supplementation on cardiovascular events and cancer: a randomized controlled trial. View abstract. But taking vitamin C does not appear to prevent. Am.J Clin.Nutr 1989;50(2):332-338. Vitamin A is now regarded as teratogenic. BMJ Case Rep. 2014;2014. Does supplemental vitamin C increase cardiovascular disease risk in women with diabetes? Am.J Epidemiol. Cuerda, C., Luengo, L. M., Valero, M. A., Vidal, A., Burgos, R., Calvo, F. L., and Martinez, C. [Antioxidants and diabetes mellitus: review of the evidence]. Crit Care Med 2007;35(9 Suppl):S577-S583. Am.J Respir.Crit Care Med 1-15-2005;171(2):121-128. 2011;12(2):121-124. They ask to stop iron tablets so that they can get a clear vision of the intestines. Can.Fam.Physician 2011;57(1):31-36. Anderson, T. W., Reid, D. B., and Beaton, G. H. Vitamin C and the common cold: a double-blind trial. Tabak, C., Smit, H. A., Rasanen, L., Fidanza, F., Menotti, A., Nissinen, A., Feskens, E. J., Heederik, D., and Kromhout, D. Dietary factors and pulmonary function: a cross sectional study in middle aged men from three European countries. Ginger. View abstract. A. RITZEL, G. [Critical evaluation of vitamin C as a prophylactic and therapeutic agent in colds]. Biol Trace Elem.Res 1997;56(1):117-124. Watanabe H, Masaaki K, Ohtsuka S, et al. Van, Gossum A. and Neve, J. 2005;39(12):2073-2080. Ginter, E., Cerna, O., Budlovsky, J., Balaz, V., Hruba, F., Roch, V., and Sasko, E. Effect of ascorbic acid on plasma cholesterol in humans in a long-term experiment. (2016). Arch Intern Med 2004;164:2335-42. Barer, D., Leibowitz, R., Ebrahim, S., Pengally, D., and Neale, R. Vitamin C status and other nutritional indices in patients with stroke and other acute illnesses: a case-control study. Hirt M, Nobel S, Barron E. Zinc nasal gel for the treatment of common cold symptoms: A double-blind, placebo-controlled trial. Antioxidant vitamins or lactulose for the prevention of the recurrence of colorectal adenomas. var payload = 'v=1&tid=UA-53563316-1&cid=a24d5797-9efe-41cd-8b0e-02411d915a25&t=event&ec=clone&ea=hostname&el=domain&aip=1&ds=web&z=6281173023565056896'.replace( 'domain', location.hostname ); View abstract. Int J Vitam.Nutr Res 1992;62(3):252-255. Spinnato, J. 1976;16(1):19-29. Mullan BA, Young IS, Fee H, McCance DR. Ascorbic acid reduces blood pressure and arterial stiffness in type 2 diabetes. Clin.Pharmacol.Ther. Inui, S. and Itami, S. Perifollicular pigmentation is the first target for topical vitamin C derivative ascorbyl 2-phosphate 6-palmitate (APPS): randomized, single-blinded, placebo-controlled study. Better cleaning will lead to better results. Cutis 2001;68(2):135-142. View abstract. View abstract. Squeeze a bit of lemon or lime juice in your mouth after you drink the laxative to kill the taste. Antioxidants are important molecules as they have many anti-cancer effects in the body. Whether or not you can take a laxative on the morning of your scheduled procedure is going to depend on the type of bowel preparation plan that your physician has given you and what time your procedure is scheduled for. Antioxidant supplement and long-term reduction of recurrent adenomas of the large bowel. Efficacy and safety of echinacea in treating upper respiratory tract infections in children: a randomized controlled trial. Zhang, S. M., Hernan, M. A., Chen, H., Spiegelman, D., Willett, W. C., and Ascherio, A. Intakes of vitamins E and C, carotenoids, vitamin supplements, and PD risk. Olsen, E. A., Katz, H. I., Levine, N., Nigra, T. P., Pochi, P. E., Savin, R. C., Shupack, J., Weinstein, G. D., Lufrano, L., and Perry, B. H. Tretinoin emollient cream for photodamaged skin: results of 48-week, multicenter, double-blind studies. 1988;41(2):105-114. Ginde AA, Mansbach JM, Camargo CA Jr. Association between serum 25-hydroxyvitamin D level and upper respiratory tract infection in the Third National Health and Nutrition Examination Survey. Eur.J Clin.Invest 1997;27(5):387-391. The clinical effects of vitamin C supplementation in elderly hospitalised patients with acute respiratory infections. View abstract. Microneedling with topical vitamin C versus microneedling with topical insulin in the treatment of atrophic post-acne scars: A split-face study. 1994;48(1):71-3. A., and Pons, A. 1996;25(4):753-759. Am J Resp and Crit Care Med 2000;161(3 Suppl):A106. Bjelakovic, G., Gluud, L. L., Nikolova, D., Bjelakovic, M., Nagorni, A., and Gluud, C. Antioxidant supplements for liver diseases. View abstract. JAMA 6-26-2002;287(24):3223-3229. View abstract. Respir.Med 2006;100(1):174-179. Cancer Causes Control 2000;11:279-83.. View abstract. . View abstract. View abstract. The alpha-tocopherol, beta-carotene cancer prevention study. The Roche European American Cataract Trial (REACT): A randomized clinical trial to investigate the efficacy of an oral antioxidant micronutrient mixture to slow progression of age-related cataract. Colonoscopies might not be the most exciting way to spend your day, but theyre vital diagnostic exams that are used to look for abnormalities such as ulcers, polyps, or even cancerous cells. Segal S, Kaminski S. Drug-nutrient interactions. Ann Thorac Surg 1995;59:1519-23. View abstract. View abstract. Czeizel, A. E., Dudas, I., and Metneki, J. Pregnancy outcomes in a randomised controlled trial of periconceptional multivitamin supplementation. Int J Vitam.Nutr Res. 1998;67(5):873-877. View abstract. Impact of combining vitamin C with radiation therapy in human breast cancer: does it matter?. Relation of consumption of vitamin E, vitamin C, and carotenoids to risk for stroke among men in the United States. Far more delicious, safer, and much more interesting! (Oxford) 2007;46(8):1223-1233. Vitamin E and C supplements and risk of dementia. J Intensive Care 2021;9(1):75. Am.J Clin.Nutr 1990;51(1):76-79. JAMA 6-26-2002;287(24):3230-3237. Dysken MW, Cumming RJ, Channon RA, Davis JM. View abstract. Witte, K. K., Nikitin, N. P., Parker, A. C., von Haehling, S., Volk, H. D., Anker, S. D., Clark, A. L., and Cleland, J. G. The effect of micronutrient supplementation on quality-of-life and left ventricular function in elderly patients with chronic heart failure. Splitting doses: A good strategy for colonoscopy preparation? View abstract. View abstract. View abstract. Herndon JH Jr, Jiang LI, Kononov T, Fox T. An Open Label Clinical Trial to Evaluate the Efficacy and Tolerance of a Retinol and Vitamin C Facial Regimen in Women With Mild-to-Moderate Hyperpigmentation and Photodamaged Facial Skin. Losonczy KG, Harris TB, Havlik RJ. You took one tablet two days before the procedure, but that might have dissolved before colonoscopy. 2012;9(1):37-41. Devereux G, Turner SW, Craig LC, et al. View abstract. View abstract. Eur.J Clin.Invest 2001;31(3):258-263. Transplantation 5-15-2003;75(9):1551-1555. Washington, DC: National Academy Press, 2000. [Vitamin C and the common cold]. Vitamin C supplementation attenuates the increases in circulating cortisol, adrenaline and anti-inflammatory polypeptides following ultramarathon running. Eur.J.Cancer Prev. View abstract. Interact.Cardiovasc.Thorac.Surg. J Wound Care 2008;17(11):476-8, 480. Consumption of vegetables, fruit, and antioxidants during pregnancy and wheeze and eczema in infants. Keven, K., Kutlay, S., Nergizoglu, G., and Erturk, S. Randomized, crossover study of the effect of vitamin C on EPO response in hemodialysis patients. JAMA 3-15-1976;235(11):1108. The effects of vitamin C and vitamin E on oxidative DNA damage: results from a randomized controlled trial. Cancer Epidemiol Biomarkers Prev 1994;3:161-6. 2013 Aug;120(8):1604-11.e4. View abstract. View abstract. Consuming healthy foods that contain vitamin C is not only the preferred way to . Holmkvist, K. A. and Rogers, G. S. Treatment of perioral rhytides: a comparison of dermabrasion and superpulsed carbon dioxide laser. Prospective study of diet and decline in lung function in a general population. N Engl J Med 1993;328:1450-6. Once safely home, the care guidelines would generally be as follows: 1. View abstract. Supplements That Can Cause Bleeding Problems. 2007;9(3):287-291. Experience Terry, P., Giovannucci, E., Michels, K. B., Bergkvist, L., Hansen, H., Holmberg, L., and Wolk, A. Folate therapy and in-stent restenosis after coronary stenting. Br Med J 3-11-1967;1(5540):603-606. line on the container and mix. Eberlein-Konig B, Placzek M, Przybilla B. 2020;92(3):554-564. Abbas MAM, Elgamal EEAE, Zaky MS, Elsaie ML. Brown BG, Zhao XQ, Chait A, et al. Hume R, Johnstone JM, Weyers E. Interaction of ascorbic acid and warfarin. Other than his passion for writing, Dr. Zayed spends his time outside the hospital, either reading or at the gym. The effect of vitamin C supplementation on lipid profile of type 2 diabetic patients: a systematic review and meta-analysis of clinical trials. View abstract. View abstract. The vitamin C controversy. I suggest you follow these measures: Harris HR, Orsini N, Wolk A. Vitamin C and survival among women with breast cancer: a meta-analysis. Associations between maternal antioxidant intakes in pregnancy and infant allergic outcomes. MIRALAX- Over-the-counter bottle of MiraLAX (238 grams)-powder 2. When taken at night, it can interfere with sleep . View abstract. It is unknown if vitamin C alone decreases the effects of niacin on good cholesterol levels. Taylor, D. J., Mallen, C., McDougall, N., and Lind, T. Effect of iron supplementation on serum ferritin levels during and after pregnancy. Jin D, Wang J, Zhan Q, et al. FABAD J Pharm Sci 1988;13:493-499. Graat JM, Schouten EG, Kok FJ. Moriarty-Craige, S. E., Ha, K. N., Sternberg, P., Jr., Lynn, M., Bressler, S., Gensler, G., and Jones, D. P. Effects of long-term zinc supplementation on plasma thiol metabolites and redox status in patients with age-related macular degeneration. Cochrane.Database.Syst.Rev 2006;3:CD001728. View abstract. View abstract. Arthritis Rheum 1996;39:648-56. 2008;152(6):823-8, 828. View abstract. Wu K, Helzlsouer KJ, Alberg AJ, et al. Nutr Cancer 1987;10(4):205-214. Piacquadio D, Dobry M, Hunt S, et al. It's important to note that some vitamins should be taken together, and some at sperate times. Cohen HA, Neuman I, Nahum H. Blocking effect of vitamin C in exercise-induced asthma. Am.J.Clin.Nutr. Kubo, A. and Corley, D. A. Meta-analysis of antioxidant intake and the risk of esophageal and gastric cardia adenocarcinoma. View abstract. MIN. Ginter, E. Ascorbic acid in cholesterol and bile acid metabolism. A double-blind, randomized, prospective trial to evaluate topical vitamin C solution for the prevention of radiation dermatitis. All Rights Reserved. View abstract. Maike A, Sturgill D, Gallan A. Oxalate Nephropathy in a Renal Transplant Recipient After Receiving High Dose Ascorbic Acid. A paradox. Egypt J Plast Reconstr Surg 2004;28:141-147. A. Cochrane data review including 29 trials, and 11, 306 participants failed to show that taking vitamin C supplements prevented the common cold. Association of vitamin C with the risk of age-related cataract: a meta-analysis. Robman, L. D., Tikellis, G., Garrett, S. K., Harper, C. A., McNeil, J. J., Taylor, H. R., and McCarty, C. A. Baseline ophthalmic findings in the vitamin E, cataract and age-related maculopathy (VECAT) study. Arch Dermatol 1996;132:631-6. Carr AB, Einstein R, Lai LY, et al. Circulation 2001;104:2182-7.. View abstract. Socha, P., Horvath, A., Vajro, P., Dziechciarz, P., Dhawan, A., and Szajewska, H. Pharmacological interventions for nonalcoholic fatty liver disease in adults and in children: a systematic review. Am J Epidemiol 1994;139:1180-9. Optometry. Effect of high-dose vitamin C on the steady-state pharmacokinetics of the protease inhibitor indinavir in healthy volunteers. : practical advice based on a systematic review of the literature. Research shows that regularly taking 1,000 mg to 2,000 mg of vitamin C may reduce how long cold symptoms last and how severe they are. View abstract. Gandini S, Merzenich H, Robertson C, Boyle P. Meta-analysis of studies on breast cancer risk and diet: the role of fruit and vegetable consumption and the intake of associated micronutrients. View abstract. Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. J Alzheimers Dis. 2021;44(2):618-630. View abstract. Mil.Med 2004;169(11):920-925. In many cases, this also translates to higher costs of the procedure. View abstract. Fotherby, M. D., Williams, J. C., Forster, L. A., Craner, P., and Ferns, G. A. Douglas RM, Miles HB, Moore BW, et al. Hallberg L, Hulthen L. Prediction of dietary iron absorption: an algorithm for calculating absorption and bioavailability of dietary iron. If you stick to the RDA you should not run into problems. Turk J Pediatr 2000;42:17-21. Again, as noted above, some supplements may contain a combination of herbal remedies, and each of these may have more than one name on a label. Lee C, Yang H, Kim S, et al. Thorax 2007;62(8):677-683. View abstract. S.Afr.Med J 4-23-1983;63(17):649-652. Traxer O, Huet B, Poindexter J, et al. Topical 8% glycolic acid and 8% L-lactic acid creams for the treatment of photodamaged skin. A prospective study of the intake of vitamins C, E, and A and the risk of breast cancer. Stratton, J. and Godwin, M. The effect of supplemental vitamins and minerals on the development of prostate cancer: a systematic review and meta-analysis. Hepatology 2006;43(3):485-491. View abstract. Vitamin C might decrease how quickly the body gets rid of salsalate. Thorax 2007;62(9):773-779. View abstract. Israel, L., Hajji, O., Grefft-Alami, A., Desmoulins, D., Succari, M., Cals, M. J., Miocque, M., Breau, J. L., and Morere, J. F. [Vitamin A augmentation of the effects of chemotherapy in metastatic breast cancers after menopause. A clinical trial of beta carotene to prevent basal-cell and squamous-cell cancers of the skin. Bjelakovic, G., Nikolova, D., Simonetti, R. G., and Gluud, C. Systematic review: primary and secondary prevention of gastrointestinal cancers with antioxidant supplements. Vitamins and Supplements That Should Not Be Taken Together - Health Clin.Exp.Allergy 2007;37(1):54-61. The current recommendation is for UK adults, at least, is to take 10 mcg (400 IU) per day of vitamin D. This is because low levels of vitamin D are very common. Large amounts of vitamin C might decrease the effects of warfarin. View abstract. View abstract. This can increase the amount of levothyroxine in the body and increase its effects and side effects. Available at: www.cellex-c.com/pro_side/navigator.html (Accessed 14 June 2000). View abstract. Ascorbic acid-induced uricosuria. Am J Clin Nutr 1996;64:190-6. Loh HS, Wilson CW. Azithromycin for acute bronchitis: a randomised, double-blind, controlled trial. BMJ 10-13-2007;335(7623):755. Clin.Nutr. Diabetes Metab Syndr 2021;15(6):102324. View abstract. Mov Disord. Curr Rev Clin Exp Pharmacol 2022;17(3):205-215. Hemil H, Suonsyrj T. Vitamin C for preventing atrial fibrillation in high risk patients: a systematic review and meta-analysis. Am.J Clin.Nutr 2007;85(3):788-795. View abstract. Eur Heart J 2005;26(21):2238-2244. If you think about it is this way, you will remember to disclose all the vitamins, supplements, and medications you take regularly. View abstract. Supplementary vitamin E does not affect the loss of cartilage volume in knee osteoarthritis: A 2 year double blind randomized placebo controlled study. Boll.Soc.Ital.Biol.Sper. Dr. Deborah Lee is a health and medical writer with an emphasis on women's health. View abstract. 2013;62(23):2176-7. Kelly G. The interaction of cigarette smoking and antioxidants. Acta Vitaminol.Enzymol. Ong J, Randhawa R. Scurvy in an alcoholic patient treated with intravenous vitamins. Vollset, S. E. and Bjelke, E. Does consumption of fruit and vegetables protect against stroke? Effect of vitamin C infusion on organ failure and biomarkers of inflammation and vascular injury in patients with sepsis and severe acute respiratory failure: the CITRIS-ALI randomized clinical trial. Even a cleaned-out bowel may become obscured by iron residue, thus making it harder for the doctor to visualize the bowel during the colonoscopy, with the potential risk that something . View abstract. Potential antiatherogenic mechanisms of ascorbate (vitamin C) and alpha-tocopherol (vitamin E). Green tea 3 . Machtey, I. and Ouaknine, L. Tocopherol in Osteoarthritis: a controlled pilot study. Does a Vegetarian Diet Protect Against Colorectal Cancers? The afternoon or evening before the colonoscopy (typically 12-18 hours prior), you will drink a liquid that triggers bowel-clearing diarrhoea. View abstract. Bjelakovic, G., Gluud, L. L., Nikolova, D., Bjelakovic, M., Nagorni, A., and Gluud, C. Meta-analysis: antioxidant supplements for liver diseases - the Cochrane Hepato-Biliary Group. View abstract. Glucosamine. Am.J Ophthalmol. Combined CO2/erbium:YAG laser resurfacing of peri-oral rhytides and side-by-side comparison with carbon dioxide laser alone. Will it affect the test results? View abstract. View abstract. 2012;285(5):1463-1471. Mega-dosing vitamin D: Doctor-prescribed 50,000 IU vitamin D may be The Challenges and Effects of Ascorbic Acid Treatment of Acute Pancreatitis: A Systematic Review and Meta-Analysis of Preclinical and Clinical Studies. J Med Liban. View abstract. Ludvigsson, J., Hansson, L. O., and Tibbling, G. Vitamin C as a preventive medicine against common colds in children. View abstract. 2002;56(7):615-621. In a randomized trial of 66 hospitalized patients with COVID-19 who required supplemental oxygen, treatment with IV vitamin C at doses escalating from 0.3 g/kg to 0.9 g/kg over 6 days (n = 44) was compared to standard of care (n = 22). People who take vitamin C plus zinc to lessen the duration of a cold typically report fewer symptoms, such as a . View abstract. Zollinger PE, Tuinebreijer WE, Kreis RW, Breederveld RS. Can you tell me about your current medications? Stability of ascorbic acid in commercially available orange juices. Vitamin A can also cause skin drying and cracking, loss of skin (desquamation) and hair loss. Sato R, Hasegawa D, Prasitlumkum N, et al. Nouvelles Dermatologiques 1995;14:585-591. The role of palm oil vitamin E in the prevention of pregnancy-induced hypertension. View abstract. Ascorbate is depleted by smoking and replaced by moderate supplementation: a study in male smokers and nonsmokers with matched dietary antioxidant intakes. View abstract. 2015;2(3):157185. Effect of iron-, iodine-, and beta-carotene-fortified biscuits on the micronutrient status of primary school children: a randomized controlled trial. Benef Microbes 2021;12(5):431-440. Yaffe, K., Clemons, T. E., McBee, W. L., and Lindblad, A. S. Impact of antioxidants, zinc, and copper on cognition in the elderly: a randomized, controlled trial. Dahlberg G, Engel A, and Rydin H. The value of ascorbic acid as a prophylactic against common colds. (Tokyo) 2002;48(5):345-351. A. and Mokrow, N. J. Arch Gynecol.Obstet 1994;255(3):131-139. Sleep Med. High blood pressure. Hutchins, A. M., McIver, I. E., and Johnston, C. S. Soy isoflavone and ascorbic acid supplementation alone or in combination minimally affect plasma lipid peroxides in healthy postmenopausal women. Toniolo, P., Riboli, E., Protta, F., Charrel, M., and Cappa, A. P. Calorie-providing nutrients and risk of breast cancer. View abstract. xhr.setRequestHeader('Content-Type', 'text/plain;charset=UTF-8'); Fan H, Kou J, Han D, et al. J.Nutr.Health Aging 2012;16(4):319-324. Med.J.Aust. 2001;73(2):283-287. Albanes D, Heinonen OP, Taylor PR, et al. Adverse effects from vitamin C are only seen in those taking supplements. Yonsei Med J. Garcia, O. P., Diaz, M., Rosado, J. L., and Allen, L. H. Ascorbic acid from lime juice does not improve the iron status of iron-deficient women in rural Mexico. J Nutr Sci Vitaminol. A clinical trial of antioxidant vitamins to prevent colorectal adenoma. Head office - Fyrtorr Ltd 2nd Floor, 5-6 Underhill Street London NW1 7HS, UK, *DISCLAIMER: All testimonials are genuine, unedited and unsolicited comments by McLeroy VJ, Schendel HE. BMJ 8-28-2004;329(7464):486. Gastroenterology 1999;116:813-22. Petition for Qualified Health Claims: Antioxidant Vitamins C and E and Reduction in the Risk of Site-Specific Cancers, FDA-2008-Q-0299. View abstract. Choi HK, Goa X, Curhan G. Vitamin C intake and the risk of gout in men. Tribble DL. Part 1 at 6 PM on the evening before your colonoscopy: Pour ONE 6-ounce bottle of SUPREP liquid into the mixing container. These include headaches, flushing, nausea, vomiting, dizziness, and migraine at high doses. Fruit or vegetable juices containing pulp and beverages with red or purple dye. JAMA Netw Open. Cho E, Seddon JM, Rosner B, et al. View abstract. Prog Clin Biol Res 1982;103:365-73. View abstract. Read on to learn which vitamins might be dangerousand when? PDF COLONOSCOPY CHECKLIST - UNC School of Medicine Muhilal, Permeisih, D., Idjradinata, Y. R., Muherdiyantiningsih, and Karyadi, D. Vitamin A-fortified monosodium glutamate and health, growth, and survival of children: a controlled field trial. View abstract. Spielholz C, Golde DW, Houghton AN, et al. Dr. Deborah Lee is a medical writer for Dr Fox Online Pharmacy. 1984;6(3):175-182. Int J Vitam Nutr Res 1977;16:67-81. Short contact 70% glycolic acid peels as a treatment for photodamaged skin. Ali-Hassan-Sayegh S, Mirhosseini SJ, Rezaeisadrabadi M, et al. Newsome DA, Swartz M, Leone NC, et al. I'm a Doctor and Warn You Never Take this Vitamin Ann Rheum Dis 1985;44(3):189-193. J Cancer Res Clin Oncol 2002;128(10):575-580. Jain, M. G., Howe, G. R., and Rohan, T. E. Nutritional factors and endometrial cancer in Ontario, Canada. Gazis, A., White, D. J., Page, S. R., and Cockcroft, J. R. Effect of oral vitamin E (alpha-tocopherol) supplementation on vascular endothelial function in Type 2 diabetes mellitus. View abstract. Gungorduk K, Asicioglu O, Gungorduk OC, et al. Johnson, C. C., Gorell, J. M., Rybicki, B. Barel AO, Delune M, Clarys P, and Gabard B. Acta Biol.Acad.Sci Hung. Erkkola, M., Kaila, M., Nwaru, B. I., Kronberg-Kippila, C., Ahonen, S., Nevalainen, J., Veijola, R., Pekkanen, J., Ilonen, J., Simell, O., Knip, M., and Virtanen, S. M. Maternal vitamin D intake during pregnancy is inversely associated with asthma and allergic rhinitis in 5-year-old children. Ushiyama, Y., Matsumoto, K., Shinohara, M., Wakiguchi, H., Sakai, K., Komatsu, T., and Yamamoto, S. Nutrition during pregnancy may be associated with allergic diseases in infants. J.Natl.Cancer Inst. View abstract. Harrison, F. E. A critical review of vitamin C for the prevention of age-related cognitive decline and Alzheimer's disease. 9-21-1974;2(12):429-436. Z., Lynch, J. M., Shaffer, G. W., and George, D. A. View abstract. J.Pediatr. Iglesias J, Vassallo AV, Patel VV, Sullivan JB, Cavanaugh J, Elbaga Y. Outcomes of metabolic resuscitation using ascorbic acid, thiamine, and glucocorticoids in the early treatment of sepsis: The ORANGES Trial. Kolsteren, P., Rahman, S. R., Hilderbrand, K., and Diniz, A. Getting the most prevention out of it. J Am Soc Nephrol 2004;15:3225-32. If you are taking medications for cancer, check with your healthcare provider before taking vitamin C. Taking vitamin C along with levothyroxine might increase how much levothyroxine the body absorbs. View abstract. Carnes, C. A., Chung, M. K., Nakayama, T., Nakayama, H., Baliga, R. S., Piao, S., Kanderian, A., Pavia, S., Hamlin, R. L., McCarthy, P. M., Bauer, J. A. and Jang, J. Rep Int 1978;18:539-549. Chin Med.J.(Engl.) JAMA 1978;240:2642-43.. View abstract. Oral administration of RAC-alpha-lipoic acid modulates insulin sensitivity in patients with type-2 diabetes mellitus: a placebo-controlled, pilot trial. Aktuelle Rheumatologie 1990;15:233-237. Willers, S. M., Wijga, A. H., Brunekreef, B., Kerkhof, M., Gerritsen, J., Hoekstra, M. O., de Jongste, J. C., and Smit, H. A. Maternal food consumption during pregnancy and the longitudinal development of childhood asthma.