As an industry expert, I can confidently say that the King C. Gillette Beard Thickener with Vitamin B & Caffeine, 1.7 fl oz is an essential grooming product for any man with a beard. This thickener not only adds volume and fullness to your beard, but also nourishes it with Vitamin B and caffeine, promoting healthy growth and a well-groomed appearance. With its lightweight formula, it is easy to apply and helps you achieve the perfect beard every time.