Calendula heals wounds as well as internal and external ulcers. It is an antiseptic, and improves blood flow to the affected area. As an antifungal agent, it can be used to treat athlete`s foot, ringworm, and candida. The tincture applied neat to cold sores encourages healing . Calendula cream is good for acne and diaper rash. An infusion is good for digestion and relieves colitis and symptoms of menopause.