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Jean (Wheeling, iL) on 02/29/2020:
Lavender essential oil will heal both canker and cold sores. I put some on my finger and apply 3 or 4 times a day. Works in no time.
When I feel a canker or cold sore starting, I liberally apply Lavender essential oil 3 or 4 times a day and it's gone in no time. Stops it in its tracks.