If you have dry skin under your beard, try using a mild cleanser and moisturizer. Avoid harsh detergents or soap as they can strip away natural oils from the skin. If the problem persists, see a dermatologist for help in managing your condition.
The most common cause of beard dandruff is scubrheic dermatitis. Extreme weather and genetics are some of the most common causes of dry skin under beards. Try using a mild cleanser and moisturizer.
What Causes Dry Flaky Skin Under Beard?
The most common cause of beard dandruff is scubrheic dermatitis. It may make you feel like you don’t have good hygiene. Malassezia is a type of yeast that causes dandruff. Your body’s response to this yeast results in red skin. 
Should I Moisturise Under My Beard?
The skin and beard hairs can be softened with moisturizing. The skin beneath your beard can become dry and flaky. Your beard can feel prickly when that happens. The length of your beard and your skin type determine what is best for you. 
Why Do I Get Dry Skin Under My Beard?
Extreme weather and genetics are some of the most common causes of dry skin under beards. Beard and skin care are related. Getting rid of the dry skin under your beard can be accomplished with a regular skin care routine and daily beard care. 
How Do You Treat Seborrheic Dermatitis Under Your Beard?
It can be worse under mustaches and beards. Until your symptoms improve, wash your hair with 1 percent ketoconazole. Then wash your hair once a week. Shaving may ease your symptoms. 
How Do You Treat Skin Under Your Beard?
Immediately after cleansing, apply your moisturizer. Rub a few drops of oil between your hands and massage it into the skin under your beard. Start with one or two drops. 
Frank Harmenstein is the lead editor of the grooming website Cut Throat Straight Razor, and has over 15 years of experience in the industry. He’s personally tested and reviewed over 200 different straight razors, and has written countless articles on the subject.