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Digestive

Traveler's diarrhea

This is contaminated food or water until proven otherwise — not a 'gut cleanse.' Oral rehydration and knowing when to add a guideline antibiotic still own the file. Goldenseal and Oregon grape are berberine bitters with infectious-diarrhea folklore, a conservation problem, and a CYP/pregnancy stop. They do not cover invasive Salmonella, Shigella, Campylobacter, or C. diff. Loperamide is a drug with rules, not an herbal protocol.

Primary plants

  1. Psyllium (Plantago ovata)
    1
    PsylliumHuman data

    Plantago ovata

    Once they are no longer volume-depleted, soluble fiber can firm leftover loose stool. Not day-zero ORS.

    Typical. Start low, with water, after the acute watery phase.

    Safety. Obstruction if dry. Binds orals.

  2. German chamomile (Matricaria chamomilla)
    2
    German chamomileStrong traditional

    Matricaria chamomilla

    Traditional GI comfort tea after the storm. Not antimicrobial coverage.

    Typical. Flower infusion 1–2 g.

    Safety. Asteraceae allergy.

  3. Oregon grape (Mahonia aquifolium)
    3
    Oregon grapeStrong traditional

    Mahonia aquifolium

    Berberine bark. Folklore for infectious diarrhea. Not a validated traveler's course.

    Typical. If used at all: short labeled extract — not a 'kill protocol.'

    Safety. Pregnancy no. CYP/P-gp, glucose.

Supportive plants1
  • Goldenseal (Hydrastis canadensis)
    GoldensealStrong traditional
    Hydrastis canadensis

    Same alkaloid family. At-risk in the wild. Last-line if they already packed it.

    Typical. Short labeled product only.

    Safety. Conservation. Pregnancy no. CYP/P-gp.

Clinical notes

  • Fever, blood, severe abdominal pain, or illness in an infant/pregnant/immunocompromised traveler is workup and often an antibiotic — not berberine.

When this is not enough

  • Dysentery, high fever, suspected cholera/volume shock, bloody stool, pregnancy, immunosuppression, recent hospitalization

Rooted is a private clinical reference for licensed practitioners. It is educational, not a treatment protocol, and not a substitute for the chart, the exam, or pharmacy review. Plant medicines interact with drugs and can harm liver, kidney, heart, pregnancy, and children.

All digestive diagnoses