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  2. Echinacea - Wikipedia

    en.wikipedia.org/wiki/Echinacea

    Echinacea / ˌ ɛ k ɪ ˈ n eɪ s i ə, ˌ ɛ k ɪ ˈ n eɪ ʃ i ə / [1] is a genus of herbaceous flowering plants in the daisy family.It has ten species, which are commonly called coneflowers. ...

  3. Echinacea purpurea - Wikipedia

    en.wikipedia.org/wiki/Echinacea_purpurea

    Echinacea purpurea, the eastern purple coneflower, [4] purple coneflower, hedgehog coneflower, or Echinacea, is a North American species of flowering plant in the family Asteraceae. [5] It is native to parts of eastern North America and present to some extent in the wild in much of the eastern , southeastern and midwestern United States , as ...

  4. Dietary Reference Intake - Wikipedia

    en.wikipedia.org/wiki/Dietary_Reference_Intake

    Recommended Dietary Allowances (RDA), the daily dietary intake level of a nutrient considered sufficient by the Food and Nutrition Board of the Institute of Medicine to meet the requirements of 97.5% of healthy individuals in each life stage and sex group. The definition implies that the intake level would cause a harmful nutrient deficiency in ...

  5. List of psychoactive plants - Wikipedia

    en.wikipedia.org/wiki/List_of_psychoactive_plants

    Salvia divinorum, a dissociative hallucinogenic sage. This is a list of plant species that, when consumed by humans, are known or suspected to produce psychoactive effects: changes in nervous system function that alter perception, mood, consciousness, cognition or behavior.

  6. Echinacea angustifolia - Wikipedia

    en.wikipedia.org/wiki/Echinacea_angustifolia

    Echinacea angustifolia. Echinacea angustifolia, the narrow-leaved purple coneflower or blacksamson echinacea, [2] is a species of flowering plant in the family Asteraceae.It is native to North America, where it is widespread across much of the Great Plains of central Canada and the central United States, with additional populations in surrounding regions.

  7. Echinacea paradoxa - Wikipedia

    en.wikipedia.org/wiki/Echinacea_paradoxa

    Echinacea paradoxa, the yellow coneflower, [2] Bush's purple coneflower, [3] or Ozark coneflower, [4] is a North American species of flowering plant in the family Asteraceae. It is native to southern Missouri , Arkansas , and south-central Oklahoma .

  8. Vitamin C - Wikipedia

    en.wikipedia.org/wiki/Vitamin_C

    Reviews list trials with doses as high as 24 grams per day. [127] Concerns about possible adverse effects are that intravenous high-dose vitamin C leads to a supraphysiological level of vitamin C followed by oxidative degradation to dehydroascorbic acid and hence to oxalate, increasing the risk of oxalate kidney stones and oxalate nephropathy.

  9. Vitamin C megadosage - Wikipedia

    en.wikipedia.org/wiki/Vitamin_C_megadosage

    Vitamin C megadosage is a term describing the consumption or injection of vitamin C (ascorbic acid) in doses well beyond the current United States Recommended Dietary Allowance of 90 milligrams per day, and often well beyond the tolerable upper intake level of 2,000 milligrams per day. [1]