Golden Elixir(金丹):

A term from ancient Chinese Taoism associated with Chinese alchemy.

It includes two types: external elixir and internal elixir.

The external elixir is a yellow elixir pill made by smelting cinnabar with lead, sulfur, and other ingredients.

The finished product, known as the golden elixir, when consumed, is believed to grant the consumer immortality and eternal youth.