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Aspirin

Weakened Immune System

Aspirin can affect this through 2 different nutrient pathways: Zinc, Vitamin C. This medication is commonly used for Pain Management.

Evidence by Nutrient

Each nutrient below contributes to this impact through a different mechanism.

Via Zinc

Zinc deficiency impairs immune defenses by reducing T‑cell activity and weakening resistance to infection. Low zinc levels increase susceptibility to recurrent infections, especially respiratory illnesses such as the common cold, bronchitis, and pneumonia. Clinical studies show that zinc supplementation can strengthen immune response and lower mortality when used alongside standard treatment for severe pneumonia. In a placebo‑controlled trial in elderly participants, zinc supplementation decreased the incidence of infections by 66% and improved cell‑mediated immunity.

Shah UH, Abu-Shaheen AK, Malik MA, Alam S, Riaz M, Al-Tannir MA. The efficacy of zinc supplementation in young children with acute lower respiratory infections: a randomized double-blind controlled trial. Clin Nutr. 2013 Apr;32(2):193-9. Prasad AS. Zinc: role in immunity, oxidative stress and chronic inflammation. Curr Opin Clin Nutr Metab Care. 2009 Nov;12(6):646-52. Wang L, Song Y. Efficacy of zinc given as an adjunct to the treatment of severe pneumonia: A meta-analysis of randomized, double-blind and placebo-controlled trials. Clin Respir J. 2018 Mar;12(3):857-864. Marianna K. Baum, Shenghan Lai, Sabrina Sales, J. Bryan Page, Adriana Campa, Randomized, Controlled Clinical Trial of Zinc Supplementation to Prevent Immunological Failure in HIV-Infected Adults, Clinical Infectious Diseases, Volume 50, Issue 12, 15 June 2010, Pages 1653–1660.

Via Vitamin C

Even a modest shortfall in vitamin C can leave the immune system less resilient, showing up as more frequent colds, flus, or lingering infections that are slow to clear. Vitamin C concentrates to very high levels inside neutrophils, where it helps fuel their oxidative burst, regulate antioxidant enzymes, and support normal cell survival, so low vitamin C can mean these “first‑responder” white blood cells do not work at full strength. Clinical trials are mixed but intriguing: in a substantial subset of studies, vitamin C supplementation improved neutrophil functions such as oxidative burst, antioxidant enzyme activity, and even reduced premature neutrophil cell death in very sick patients, suggesting that correcting low vitamin C may help the body respond more effectively when infections strike.

Van Straten M, Josling P. Preventing the common cold with a vitamin C supplement: a double-blind, placebo-controlled survey. Adv Ther. 2002 May-Jun;19(3):151-9. Carr AC, Maggini S. Vitamin C and Immune Function. Nutrients. 2017 Nov 3;9(11):1211. Moore A, Khanna D. The Role of Vitamin C in Human Immunity and Its Treatment Potential Against COVID-19: A Review Article. Cureus. 2023 Jan 13;15(1):e33740. Bhoot HR, Zamwar UM, Chakole S, Anjankar A. Dietary Sources, Bioavailability, and Functions of Ascorbic Acid (Vitamin C) and Its Role in the Common Cold, Tissue Healing, and Iron Metabolism. Cureus. 2023 Nov 23;15(11):e49308. Liugan M, Carr AC. Vitamin C and Neutrophil Function: Findings from Randomized Controlled Trials. Nutrients. 2019 Sep 4;11(9):2102.

Nutrients Depleted by Aspirin

Some side effects may be linked to nutrient depletion caused by this medication.

  • Folic AcidDepletion

    Regular aspirin use, even at therapeutic doses, can lead to lower-than-normal levels of folate in the blood (serum folate). Additionally, aspirin might slightly increase the amount of folate excreted in urine, potentially disrupting the body's folate balance. For those taking regular aspirin therapy, folic acid supplementation should be considered to prevent a deficiency.

  • ZincDepletion

    Studies indicate that medications like aspirin can increase zinc loss through urine. Zinc plays a vital role in wound healing, protein synthesis, cell reproduction, immunity, and vision. If you take aspirin regularly, consider monitoring zinc levels and supplementation may be beneficial to prevent a deficiency.

  • Vitamin CDepletion

    Regular use of aspirin (acetylsalicylic acid) can increase how much vitamin C your body gets rid of through urine, potentially leading to deficiency. If you take aspirin regularly, consider supplementing with vitamin C supplementation.

  • Vitamin B12Suppression

    Research found that individuals hospitalized with heart disease and a history of aspirin use were nearly twice as likely to have low or borderline vitamin B12 levels compared to non-aspirin users. While this doesn't definitively prove aspirin causes B12 deficiency, it raises a potential link. Aspirin can irritate the stomach lining in some individuals. This is concerning because the stomach plays a crucial role in vitamin B12 absorption by producing hydrochloric acid and intrinsic factor. Both are essential for proper B12 uptake.

Other Health Impacts of Aspirin

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