Evidence supporting the use of: Tannin (unspecified)
For the health condition: Bleeding (internal)
Synopsis
Source of validity: Traditional
Rating (out of 5): 2
Tannins are a class of astringent polyphenolic compounds found in many plants, including witch hazel, oak bark, and certain teas. Their use in treating internal bleeding is primarily rooted in traditional medicine rather than modern scientific validation. Historically, tannin-rich plant extracts have been used in various cultures to "bind" tissues and reduce bleeding due to their astringent properties, which can constrict blood vessels and reduce secretions. In folk and herbal medicine, decoctions or infusions of tannin-containing plants were sometimes administered for internal bleeding associated with ulcers or dysentery.
However, scientific evidence supporting the efficacy and safety of tannins for internal bleeding is limited and largely anecdotal. Most contemporary research on tannins focuses on their antioxidant, antimicrobial, and anti-inflammatory properties rather than hemostatic effects in internal bleeding scenarios. While topical application of tannin-rich preparations has some scientific support for minor external bleeding, the internal use is less substantiated and carries potential risks such as gastrointestinal irritation and liver toxicity. Thus, although there is a clear historical precedent for tannin use in this context, robust clinical studies are lacking, leading to a moderate evidence rating based on tradition rather than science.
More about Tannin (unspecified)
More about Bleeding (internal)
Other health conditions supported by Tannin (unspecified)
Abdominal PainAbrasions
Abscesses
Acid Indigestion
Anal Fistula or Fissure
Athlete's Foot
Bites and Stings
Bleeding (external)
Bleeding (internal)
Bronchitis
Bruises (healing)
Burns and Scalds
Canker Sores
Carbuncles
Cholera
Colic (adults)
Colitis
Conjunctivitis
Cuts
Diarrhea
Digestion (poor)
Dyspepsia
Eczema
Enteritis
Eye Infections