Lemon Balm
According to a 1994 study, the antiviral properties of lemon balm, also known as Melissa officinalis, may help lessen the redness, discoloration, and swelling associated with a blister or guard against subsequent infections. Apply a lip balm that has at least 1% lemon balm. Or, as an alternative, a compress composed of a tea infusion of lemon balm might offer comparable advantages.
A 1994 study found that lemon balm extract also possesses antiviral properties. The research revealed that lemon balm aids in herpes simplex virus defense. Researchers also discovered that the best results were obtained when using the lemon balm to treat a cold sore in its early stages. Lemon balm has been demonstrated to speed up healing and lessen some cold sore symptoms.
To lessen inflammation and enhance the appearance of a cold sore, apply topical lemon balm lotion directly to the sore. Alternately, brew a cup of water with 2 to 4 teaspoons of crushed lemon balm leaves. Let the lemon balm water to cool, then, apply a tiny amount immediately to the lesions daily using a cotton swab.