Research-Backed Natural Remedies
Every remedy listed here is supported by peer-reviewed clinical trials, systematic reviews, or Cochrane meta-analyses. We include real citations so you can read the evidence yourself.
Ask About Any Remedy
Ask whether a specific natural remedy has clinical research backing. If it passes our evidence standard and isn't in the library yet, it'll be added automatically.
Ginger
Reduces nausea and vomiting across multiple conditions
Ginger (Zingiber officinale) contains bioactive compounds—primarily gingerols and shogaols—that act on serotonin receptors in the gut and brain, reducing nausea signals. Multiple RCTs and meta-analyses confirm efficacy for pregnancy-related nausea, chemotherapy-induced nausea, and postoperative nausea.
Evidence-Based Uses
- ✓Nausea and vomiting in pregnancy (morning sickness)
- ✓Chemotherapy-induced nausea (as an adjunct)
- ✓Postoperative nausea
- ✓Osteoarthritis pain (moderate evidence)
How to Use
Fresh ginger in tea (1–2 g/day), standardized capsules (250 mg four times daily for nausea), or crystallized ginger lozenges. For OA pain, concentrated extracts (255 mg twice daily studied in RCTs).
⚠️ Cautions & Interactions
May interact with blood thinners (warfarin) at high doses. Generally safe at culinary amounts during pregnancy. Consult a provider if on anticoagulants.
Research References
Viljoen E, Visser J, Koen N, Musekiwa A · Nutrition Journal (2014) · PMID: 24642205
Marx W et al. · Supportive Care in Cancer (2017) · PMID: 27388482
Bliddal H et al. · Osteoarthritis and Cartilage (2000) · PMID: 10903964
Peppermint Oil (Enteric-Coated)
Clinically validated for irritable bowel syndrome symptom relief
Enteric-coated peppermint oil (ECPO) capsules—not topical or diffused oil—have been extensively studied for IBS. L-menthol relaxes smooth muscle in the colon by blocking calcium channels, reducing spasms, bloating, and abdominal pain. Meta-analyses of RCTs consistently show significant benefit over placebo.
Evidence-Based Uses
- ✓Irritable bowel syndrome (abdominal pain, bloating, spasm)
- ✓Functional dyspepsia (in combination formulas)
How to Use
Enteric-coated capsules (187–225 mg) taken 2–3 times daily before meals. Enteric coating is critical—non-coated capsules release oil in the stomach causing heartburn.
⚠️ Cautions & Interactions
The enteric-coated capsule form is used in clinical research—NOT raw oil ingestion. Not appropriate for infants or young children. May worsen GERD at higher doses.
Research References
Alammar N et al. · BMC Complementary Medicine and Therapies (2019) · PMID: 30654773
Ford AC, Talley NJ, Spiegel BM et al. · Alimentary Pharmacology & Therapeutics (2008) · PMID: 18371069
Probiotics
Strain-specific evidence for antibiotic-associated diarrhea, IBS, and gut restoration
Probiotics are live microorganisms that, when administered in adequate amounts, confer a health benefit on the host. Evidence is strain-specific. Lactobacillus rhamnosus GG and Saccharomyces boulardii have the strongest evidence for preventing antibiotic-associated diarrhea. Multiple strains show benefit in IBS.
Evidence-Based Uses
- ✓Prevention of antibiotic-associated diarrhea
- ✓Reduction of C. difficile infection recurrence risk
- ✓IBS symptom reduction (specific multi-strain formulas)
- ✓Acute infectious diarrhea (reduced duration)
How to Use
Choose products with specified CFU counts (1–10 billion for general use, higher for clinical use). Key strains: Lactobacillus rhamnosus GG, Saccharomyces boulardii, Bifidobacterium longum. Take during or after antibiotic courses to prevent AAD.
⚠️ Cautions & Interactions
Immunocompromised individuals should consult a physician before use. Efficacy is highly strain-specific—not all "probiotic" products are equally studied.
Research References
Hempel S et al. · JAMA (2012) · PMID: 22547023
Moayyedi P et al. · Gut (2010) · PMID: 19520977
Our Evidence Standard
Only remedies with at least one Cochrane systematic review, high-quality meta-analysis, or multiple independent RCTs in peer-reviewed journals. We require human trials, not animal or in-vitro studies alone.
We do not include remedies with only anecdotal support, single small trials, or purely traditional use without clinical validation. Essential oils used aromatically or topically are not included here as evidence for systemic effects is insufficient.
This information is educational and not a substitute for professional medical advice. Drug-herb interactions and individual health factors can significantly alter safety and efficacy. Always inform your healthcare provider of any supplements you take.