Page Six may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. A Mother Monster-level glow doesn’t require an A-list budget. Lady Gaga took to Instagram last week to show off her quick beauty routine, with a post captioned, “My holy trinity in 1 min.” Before applying makeup in the Reel, the mega pop star peeled off a pink face mask that prepped her skin with a hydrated, glass-like glow — and it’s none other than Medicube’s PDRN Pink Collagen Gel Mask, an under-$20 star staple. Celebs like Kendall Jenner and Kaley Cuoco have been spotted using the…