May Dagda and the Gods stand between you and harm.
Bridget and her Sons,
Lír Father of the Waves,
Manannan Lord of the Sea,
Lugh with his bright shield protect you from danger.
So be it.
recite this while holding some bilberry leaves for greater efficacy.
Note: this is an adaptation of a christianised charm. Source version can be found in Ancient Legends, Mystic Charms and Superstitions of Ireland. By Lady Wilde. 1888.