I suggest changing the title to Beards, PPE masks, and face coverings.

As posts above recognise, research from many quarters shows that cloth face coverings plus satisfactory distancing significantly limit the spread of the virus. Cloth face coverings are not medical grade PPE. Until there is a vaccine, or until the virus is eliminated, we should all be covering faces when out in public places and maintaining distance.

If you are looking for the security of a mask with better filtering that a homemade cloth mask, there are a number of cyclists anti pollution masks with high filtration, some with filters available that can match N95 filtration level.
Here's a review of the Indepent's top ten.
I found one for a very vulnerable family member that has brought a lot of peace of mind:
Independent review of anti-pollution mask

Serious wood workers masks also provide very high filtration levels.

Eye shields (even just eye-glasses) are also beneficial.

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Fixed link. ---mudelf