Curcumin and Inflammation

When we think of curcumin, we think of getting relief from joint pain, arthritis, and even acute injury. Because inflammation and oxidative stress are linked to many chronic conditions, curcumin has been studied for potential benefits across a wide range of areas [5], including heart disease [1-3], diabetes [4], autoimmune-related inflammation [6], ulcerative colitis [7], and polycystic ovary syndrome (PCOS) [8], to name a few.

Chronic Inflammation May Be a Cause and Not Just an Effect

New research is beginning to get us to think about inflammation differently. While inflammation is necessary for survival, uncontrolled inflammation can seriously undermine our health [9]. Stress, diets high in processed foods, and a lack of consumption of natural antioxidants have many of us walking around in an inflammatory state, and that may be a link to chronic disease.

Why Does Curcumin Help with Depression?

Scientists are studying inflammation and how it affects the brain. Inflammation is possibly a key cause of depression and anxiety [10-15]. Inflammation is a component of most disease, and 35% of all Americans are walking around it an inflamed state. The brain has a high fat content, and it is especially vulnerable to inflammation. For many people, getting inflammation under control is enough to relieve their symptoms. Inflammation can interfere with the production and function of neurotransmitters, like serotonin, GABA, dopamine and norepinepherine. Since curcumin can lower inflammation, it is often useful for people with mental health issues.

Postpartum Depression and Hormonal Issues

When you search the research on postpartum depression, you get the feeling that it is somehow different from regular depression. It is and it isn’t. For one thing, some herbs and supplements are discouraged, especially when breast feeding. Patients are discouraged from taking berberine, a mainstay for blood sugar control, for example. At birth, there is a sudden drop in estrogen and progesterone. It happens to all women, but some are more affected by it. For that reason, more attention is paid to hormonal issues, like thyroid and the HPA axis.

Curcumin Has Been Directly Studied for Depression and PPD

Curcumin is unusually interesting because it touches several issues linked to PPD

  • Inflammatory cytokines and NF-κB
  • Oxidative stress
  • Insulin sensitivity
  • HPA-axis signaling
  • BDNF and neuroplasticity
  • Monoamine and possibly GABA-related signaling
  • Gut–brain communication

Curcumin is unusually interesting because it touches several physiological processes linked to depression, including inflammation, oxidative stress, insulin sensitivity, HPA-axis signaling, neuroplasticity and neurotransmitter function [17]. There is also a 2025 randomized postpartum study reporting reduced depression and anxiety scores with curcumin, so it is no longer based solely on general-depression research [16].

Not a Stand-Alone Treatment

Because of the way medical research is done, we tend to look for single problems and single solutions. Health and physiology don’t usually work that way. Don’t think of curcumin as a “treatment” for PPD, but it certainly can play a role. Curcumin is something that can help a more robust treatment plan that may include other nutrients, thyroid screening, testing for vitamin D, an anti-inflammatory diet, talk therapy, and other things that address the issue.

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Selected References:

  1. 2024 Jul 26;16(15):2441. The Effect of Curcumin on Reducing Atherogenic Risks in Obese Patients with Type 2 Diabetes: A Randomized Controlled Trial
  2. Complement Med Res. 2020;27(4):272-281 Curcumin Preparations Can Improve Flow-Mediated Dilation and Endothelial Function: A Meta-Analysis
  3. Phytother Res. 2022 Jan;36(1):85-97. Effect of curcumin on C-reactive protein as a biomarker of systemic inflammation: An updated meta-analysis of randomized controlled trials
  4. 2024 Jul:129:155619. Cardioprotective effects of curcumin against Diabetic Cardiomyopathies: A systematic review and meta-analysis of preclinical studies
  5. 2023 Apr:164:156144. Antioxidant and anti-inflammatory effects of curcumin/turmeric supplementation in adults: A GRADE-assessed systematic review and dose-response meta-analysis of randomized controlled trials
  6. Front Immunol. 2022 Aug 1:13:896476. Curcumin and Curcuma longa Extract in the Treatment of 10 Types of Autoimmune Diseases: A Systematic Review and Meta-Analysis of 31 Randomized Controlled Trials
  7. Expert Rev Gastroenterol Hepatol. 2020 Dec;14(12):1171-1179. Curcumin therapy for ulcerative colitis remission: systematic review and meta-analysis
  8. Front Endocrinol (Lausanne). 2022 Oct 27:13:1051111. Therapeutic effect and safety of curcumin in women with PCOS: A systematic review and meta-analysis
  9. Chronic inflammation in the etiology of disease across the life span. Nat Med 25, 1822–1832 (2019).
  10. Brain Behav Immun. 2012 Jan;26(1):90-5 Treatment response and cognitive impairment in major depression: association with C-reactive protein
  11. Psychoneuroendocrinology 2013 Sep; 38(9): 1573-85 Differential association of somatic and cognitive symptoms of depression and anxiety with inflammation: findings from the Netherlands Study of Depression and Anxiety (NESDA)
  12. Brain Behav Immun. 2015 Jul;47:193-200 Inhibition of tumor necrosis factor improves sleep continuity in patients with treatment resistant depression and high inflammation
  13. Anxiety in relation to inflammation and coagulation markers, among healthy adults: the ATTICA study Atherosclerosis. 2006 Apr;185(2):320-6.
  14. Inflammation in Fear- and Anxiety-Based Disorders: PTSD, GAD, and Beyond Neuropsychopharmacology. 2017 Jan;42(1):254-270.
  15. Inflammatory markers in post-traumatic stress disorder: a systematic review, meta-analysis, and meta-regression Lancet Psychiatry. 2015 Nov;2(11):1002-12
  16. BMC Complement Med Ther. 2025 Apr 25;25(1):157. The effect of curcumin on postpartum depression and anxiety in primiparous women: a double-blind randomized placebo-controlled clinical trial
  17. Front. Psychiatry, 26 November 2020 Sec. Psychopharmacology Volume 11 – 2020 Curcumin in Depression: Potential Mechanisms of Action and Current Evidence—A Narrative Review