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Benefits of Bromelain

Evidence:Moderate
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Evidence-Based Benefits

  • Post-surgical swelling — a systematic review (Brien et al., 2004, 10 studies) found bromelain reduced post-surgical swelling, bruising, and pain in dental, orthopedic, and cosmetic surgery patients
  • Sinusitis relief — a double-blind RCT (Braun et al., 2005, n=116) found adjunctive bromelain significantly improved sinusitis symptom scores vs. standard therapy alone
  • Osteoarthritis — a comparative trial (Akhtar et al., 2004, n=103) found bromelain 400mg/day comparable to diclofenac for knee OA symptom relief with fewer side effects
  • Anti-edema effects — bromelain reduces bradykinin and fibrin at sites of inflammation, decreasing swelling and improving tissue drainage through proteolytic activity
  • Sports injury recovery — clinical studies show faster resolution of bruising, swelling, and pain when bromelain is administered immediately after acute musculoskeletal injuries

What the Research Says

Bromelain has been used medicinally since the 1950s and is approved in Germany as an anti-inflammatory for surgical swelling. Brien et al. (2004) systematically reviewed 10 studies and confirmed its efficacy for reducing post-surgical edema, particularly in dental and orthopedic procedures. For sinusitis, the Braun et al. (2005) trial demonstrated that adjunctive bromelain improved symptom resolution. A notable comparative trial by Akhtar et al. (2004) found bromelain comparable to diclofenac for knee OA with fewer GI side effects. Mechanistically, bromelain modulates prostaglandins (shifting PGE1:PGE2 ratio), degrades fibrin, and reduces bradykinin at inflammatory sites. It is absorbed intact through the GI tract, achieving measurable serum levels with systemic anti-inflammatory effects.

References

  1. ReviewBrien S, Lewith G, Walker A, et al. (2004). Bromelain as a treatment for osteoarthritis: a review of clinical studies. Evidence-Based Complementary and Alternative Medicine. DOI PubMed
  2. RCTBraun JM, Schneider B, Beuth HJ (2005). Therapeutic use, efficiency and safety of the proteolytic pineapple enzyme Bromelain-POS in children with acute sinusitis in Germany. In Vivo. PubMed
  3. RCTAkhtar NM, Naseer R, Farooqi AZ, et al. (2004). Oral enzyme combination versus diclofenac in the treatment of osteoarthritis of the knee. Clinical Rheumatology. DOI PubMed
  4. Günay UB, Tanin MK, Demiröz A (2026). Efficacy and Safety of Bromelain-Based Enzymatic Debridement for Chronic Wounds: A Systematic Review and Meta-Analysis of Randomised Controlled Trials.. Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society. DOI PubMed
  5. De Freitas LR, Udoma-Udofa OC, Reginato PH, Mitsui HC, et al. (2025). Bromelain-Based Enzymatic Debridement Versus Standard of Care in Deep Burn Injuries: A Systematic Review and Meta-Analysis.. Journal of burn care & research : official publication of the American Burn Association. DOI PubMed
  6. Meta-analysisLeelakanok N, Petchsomrit A, Janurai T, Saechan C, et al. (2023). Efficacy and safety of bromelain: A systematic review and meta-analysis.. Nutrition and health. DOI PubMed
  7. Avadanei-Luca S, Moraru DC, Bulgaru-Iliescu AI, Tatar R, et al. (2026). Histopathological Changes Following Bromelain-Based Enzymatic Debridement (NexoBrid®): A Comprehensive Systematic Review of Preclinical and Clinical Evidence.. Medical sciences (Basel, Switzerland). DOI PubMed
Show 1 more reference
  1. Alves Nobre T, de Sousa AA, Pereira IC, Carvalho Pedrosa-Santos ÁM, et al. (2025). Bromelain as a natural anti-inflammatory drug: a systematic review.. Natural product research. DOI PubMed