Kuda Chilka, also known as Kutaj or Holarrhena bark, comes from the Holarrhena antidysenterica tree.The bark is light brown to grayish, rough in texture, and often used in dried or powdered form.It grows widely across India and Southeast Asia, especially in dry forests.Kuda Chilka is occasionally included in traditional herbal mixtures for its plant content.The bark contains natural compounds and is valued for its woody texture and earthy scent.It is mainly used in select formulations and dry botanical blends.