Tannins form bonds with the proteins of the uppermost layers of the skin and tissue, resulting in the hardening and compaction of the surfaces. As a result, penetration of toxic substances and germs and leakage of fluids are impeded. Inflamed or injured areas are covered with a layer of coagulant, allowing these areas to heal better.
Walnut leaves have this effect
Overall, walnut leaves accordingly have astringent (astringent), anti-inflammatory and germicidal effects. On skin glands, walnut has an anti-secretion effect, which leads to reduced perspiration. In addition to tannins, juglone and germacrene D also have antimicrobial properties.
Walnut: side effects
Currently, there are no known side effects or interactions with other remedies. There are also no contraindications at this time.