From the Manufacture Website:
Indicated for Wounds, Burns, Injury, Pus, Rashes.
Calendula officinalis is a homeopathic remedy commonly used to treat open wounds, parts that will not heal, ulcers, etc. Promotes healthy regeneration of wounded parts and rapid healing. Also can be helpful with superficial burns and scalds. This homeopathic remedy is made from the common or pot Marigold.
Active Ingredients: Calendula officinalis [HPUS].
All of WHP single homeopathic remedies are made in glass - never in plastic.