Posts Tagged ‘calmant’


Sunday, February 28th, 2021


St. John’s Wort

Family: Hypericaceae

Medical Use: Sedative (calmant), stress, acne, arthritis, headache

Parts: Herb (no root)

Side effects:

  • Can cause mania, dont use if you have hyperactivity or manic-depressive disprders
  • Can strenghten reasons of infertility, if you have it, dont use. Can effect sperma and ovary negatively by high dose
  • Can increase symptoms of Alzheimer and dementia
  • Can make depression of moderate or high degree worse
  • Can catalys psychosis by schizophrenia
  • Can make constellation of heart disorder worse, consult a doctor
  • Can damage heart by anesthesia, if you will have an operation (surgery) stop using it before 6 months
  • When used on skin (externaly) causes sensitivity to sunlight, dont go out if used externaly
  • Some content acts as MAOI (blocks monoamine oxidase enzymes), can be dangerous, specially when used alcohol or protein rich nutrients. Can change chemical order of brain in high dose (makes them accumulate over)
  • Can cause hypertension with tyramin containing foods and drinks (cheese, wine, etc.)
  • Decreases ciclosporin plasma in blood and cause transpalnt rejection. Dont use if you had organ or tissue transplantation, also when you got AIDS
  • Can effect toxic livestocks (cattle, goat, etc.)
  • Can cause hair loss

Drug interactions:

  • Antidepressants, sedatives, triptans (tryptamine), blood thinners, asthma, AIDS, cancer and heart disease drugs and many others. If you use any drug continuously, dont use this plant
  • Dont use with alcohol or food supplements (specially protein)


  • Not use under 18 age
  • Not use longer than 5 weeks
  • ATTENTION: Dont use without doctors consult and control

How to Use:


Sedative (calmant), stress, headache: Tea: 2-4g grinded herb, add 150ml boiled water, brew15-20min, 3 times a day Dry extract (3-6:1,%80 ethanol): Max 900mg a day Tincture (1:10, %45 ethanol): 2-4ml, 3 times a day


Acne: Steam: 30g fresh flower, add 1 liter boiled water, brew 5min. Bath your face with steam 10min long. 2 times a week. Besides it would effect sedative because of inhale it. Dont go out in next 1-2 hours (specially under sun)

Roots of the name Hypericum isnt known but it comes from its ancient greek name ‘hyperikon’, which is used by Hippokrates and Dioskorides. Perforatum means preforate, because of perforated look of leaf when insolate.

The english name St. John’s Wort is probably choosen, because flowers of plant bloom close by the St. John’s day (24. July).

Roman military doctor Proscurides in first century is known as used plant for treatment. In middleage its believed that St. John’s Wort protects against evil forces.

Native in Asia and Europa, but allready has growed in other continents.

Can be poisonous for livestocks (cattle, goat, etc).

Content: Flavonoids (quercitrin, quercitin: MAOI), hypericin, hyperforin, rutin, biapigenin, amentoflavone, tannen