Oak Bark ( Quercus Cortex ) Health Embassy Loose Herbal Tea Oak (Quercus L.) tree grows commonly in Europe. Oak Bark (Quercus cortex) is the most popular herb that is obtained from young stumps & branches of the English oak. To make an infusion, take 1-3 tsp of Oak Bark Health Embassy & pour it with 200ml hot boiled water. Let it steep for 10-15 minutes, then strain. Oak Bark infusions are usually used externally. Please visit our Etsy shop for more: https://www.etsy.com/uk/shop/HealthEmbassy?ref=seller-platform-mcnav This product description is for informational purposes only. It does not replace the consultation with a doctor & cannot be used as a medication or be a part of therapy. All decisions on this matter should be consulted with your doctor. Oak Bark Tea | Quercus Cortex - Health Embassy