🌢️Latin American Curanderismo

Hierba de San Juan (St. John's Wort)

Hypericum perforatum

About Hierba de San Juan (St. John's Wort)

Hierba de San Juan (St. John's Wort) (Hypericum perforatum) is a herb used in the Latin American Curanderismo tradition to help with Depression, Anxiety, Nerve Pain, and Wound Healing. The flowers & buds are the part traditionally used, used both internally and topically.

Botanical background

Hypericum perforatum, known as perforate St John's-wort, common Saint John's wort and St John's wort, is a flowering plant in the family Hypericaceae. The common name "St John's wort" may be used to refer to any species of the genus Hypericum. Therefore, Hypericum perforatum is sometimes called "common St John's wort" or "perforate St John's wort" to differentiate it. It is a medicinal herb with antidepressant activity and anti-inflammatory properties as an arachidonate 5-lipoxygenase inhibitor and...

Source: Wikipedia, via iNaturalist

Parts used

Flowers & Buds Β· both
🍡

Tea / Infusion

1–3 cups daily
  • Steep 1–2 tsp of dried Hierba de San Juan (St.
  • John's Wort) in freshly boiled water for 5–10 minutes.
  • Cover while steeping.
  • Strain and drink.
πŸ’§

Tincture

20–40 drops in water, 2–3Γ— daily
  • Pack dried Hierba de San Juan (St.
  • John's Wort) into a jar and cover with 40–60% alcohol.
  • Seal and steep for 4–6 weeks, shaking daily.
  • Strain and store in a dark dropper bottle.
πŸ’Š

Powder / Capsule

500 mg – 1 g, 1–3Γ— daily
  • Grind dried Hierba de San Juan (St.
  • John's Wort) into a fine powder.
  • Fill size 00 capsules or stir into smoothies or honey.
πŸ–οΈ

Topical / Poultice

1–2Γ— daily as needed
  • Mash fresh Hierba de San Juan (St.
  • John's Wort) or mix the powder with a little water to form a paste.
  • Apply to the affected area for 20–30 minutes.
πŸ«™

Infused Oil

Massage into affected area 1–2Γ— daily
  • Fill a jar with dried Hierba de San Juan (St.
  • John's Wort).
  • Pour over a carrier oil until submerged.
  • Leave for 4–6 weeks, then strain.
  • Use topically or as a salve base.
πŸ›

Herbal Bath

2–3Γ— per week as needed
  • Brew 4–6 tbsp of Hierba de San Juan (St.
  • John's Wort) in 1 litre of hot water for 15 minutes, strain, and add to a warm bath.
  • Soak for 20–30 minutes.

Contraindications

  • Pregnancy & breastfeeding β€” insufficient safety data; consult your doctor
  • Children under 12 β€” therapeutic dosage not established
  • CNS medications (benzodiazepines, SSRIs, MAOIs) β€” may potentiate sedative or serotonergic effects

Warnings

⚠️ Pregnancy & Breastfeeding

Safety during pregnancy and breastfeeding has not been established for most herbal remedies. Consult your midwife or doctor before use.

⚠️ Sedatives & Antidepressants

May potentiate the effects of sedative, anxiolytic, or antidepressant medications. Use with caution alongside any CNS-active drugs.

⚠️ Allergic Reactions

Discontinue immediately if you experience rash, itching, swelling, or difficulty breathing.

⚠️ Not Medical Advice

This information is for educational purposes only. Always consult a qualified healthcare provider before using herbal remedies.

Where to find in nature

Native region

Mexico, Central America, Caribbean

Climate

Tropical to semi-arid

Habitat

Tropical forests, highland plateaus, and healing plant markets of Latin America

🌿 To see Hierba de San Juan (St. John's Wort) growing, visit botanical gardens, university plant collections, or specialist herb nurseries near you. If foraging in the wild, always work with an expert identifier β€” never consume a plant you are not 100% certain of.

Where to buy

In store

  • Latin American botanicas (herbal apothecaries)
  • Mexican and Central American grocery stores and markets
  • Health food stores (Whole Foods, Natural Grocers, Holland & Barrett, GNC)
  • Naturopathic clinics and integrative medicine practices
  • Specialist herbal apothecaries and herbalist practices

Online

iHerb

Wide selection of standardised extracts, capsules, and powders with lab testing

Mountain Rose Herbs

Premium bulk dried herbs β€” certified organic, ethically sourced

Starwest Botanicals

Large selection of certified organic bulk herbs and powders

Herb Pharm

High-quality liquid extracts and tinctures, rigorous quality standards

Amazon

Convenient β€” verify brand certifications and check third-party testing

Etsy

Small-batch artisan herbalists, hand-harvested and wildcrafted herbs

Quality tips

When buying Hierba de San Juan (St. John's Wort), look for: certified organic labelling, clearly stated country of origin, third-party lab testing for heavy metals and pesticides, and a batch expiry date. Standardised extracts offer consistent dosing; bulk dried herbs are more economical for regular use. Avoid very cheap, unlabelled products β€” quality varies enormously.