They usually come in a few different colors or tones, so choose what matches the area the most naturally.

This obviously might be a compromise on your definition of a beard, but it is one way to draw focus away from any patchiness while still sporting some facial hair. But with a little extra volume and curl, those spots start to disappear under the nest that is your beard. Henry de la Paz is a New York-based groomer and celebrity hairstylist with more than 27 years of industry experience. If you make a mistake, don’t worry – simply wipe away the excess ink with a cotton swab dipped in alcohol.The type of beard you have: As we mentioned earlier, not all beards are the same, and not all filler pens will work with every type of beard. Regardless of your reason for growing a beard, creating a look that's even, well-groomed, and styled for your face shape is critical.

Eric Becker tells Byrdie that he recommends men use a filler pencil or pen to fill in spots that lack adequate coverage. They might last a few days, as opposed to the demi-permanents, which can retain their vibrancy for a month or more.

Semi-permanent hair dye: “This is a one-night-only dye that darkens your hair (and sometimes the skin underneath) for an even contrast across your beard. It seems like there’s always someone who can grow a full beard effortlessly, leaving those of us with patchy, sparser beards in the dust.