MediNatura T-Relief Arnica +12 offers extra strength support for joints and muscles. T-Relief Arnica + 12 is a homeopathic formula that delivers temporary relief from joint, muscle, back, nerve and arthritis pain. The main ingredient arnica is widely used for healing after injury. Twelve homeopathic plant extracts including calendula, echinacea, belladonna and more further support the body in recovery from discomfort. This soothing cream features a base of organic aloe and coconut oil.