A Collagen Booster for firmer, healthier skin! Puffing air into your cheeks with your lips closed can help boost collagen by engaging facial muscles & increasing blood flow to your skin! When you puff out your cheeks, you’re activating your muscles in that area, which can stimulate circulation. Improved blood flow brings more oxygen & nutrients to the skin cells, supporting collagen production & overall skin health. The repetitive movement of puffing out your cheeks promotes muscle tone & fi