Here is a saying about Moo-e-Mubarak (Holy hair of Prophet Muhammad pbuh):
“To receive blessings from the Moo-e-Mubarak to drink and apply the washed water of the Moo-e-Mubarak on the eye-lids is recommended in the Ahadees of the Holy Prophet (Allah's grace and peace be upon him).”
Before you invite response to your question from others you must consider one fundamental truth without which there is no verifiable truth. That what we hear from others may or may not be necessarily true. So how would you reassure yourself?