SMOOTHER FOUNDATION APPLICATION: This skincare-first face serum creates a cushioned moisture layer before sunscreen and makeup, helping complexion products glide on more evenly. In a 2-week study of 22 women, 100% responded positively for makeup adherence and use without caking CLINICALLY TESTED MOISTURE SUPPORT: Instrumental testing showed a 41.38% increase in surface moisture after 2 weeks, with significant gains also measured at depths of 0.5 mm, 1.5 mm, and 2.5 mm. One use reduced transepidermal water loss by 32.19% after external irritation MINERAL-RICH K-BEAUTY FORMULA: Sea water, panthenol, beta-glucan, adenosine, centella, and marine botanicals help support elasticity and comfort dehydrated skin, leaving the complexion feeling supple and refreshed. Fragrance-free for everyday morning and evening routines SOFTER, SMOOTHER-LOOKING COMPLEXION: Daily use helps soften the appearance of fine dry lines and rough texture while promoting a healthy, luminous finish. Instrumental testing also showed a 6.90% increase in inner skin density after 2 weeks USE A THIN LAYER FOR BEST RESULTS: Apply 2 to 3 drops over clean face and neck, then allow the rich gel-serum to settle before cream, SPF, or foundation. A small amount provides comfortable coverage while helping avoid an overly tacky or heavy finish MULTI-BENEFIT ANTI-AGING FORMULA: Combines hyaluronic acid, Marine PDRN, 8-peptide complex, and niacinamide to support skin elasticity, moisture retention, and barrier care. Suitable for dry, dehydrated, dull, and mature-looking skin in both morning and evening routines DEEPERCENT Bluewater Marine Barrier Serum is a Korean skincare face serum for dry, dehydrated, dull, and mature-looking skin. This moisture-rich hydrating serum combines hyaluronic acid, Marine PDRN, an 8-peptide complex, niacinamide, panthenol, beta-glucan, adenosine, centella, sea water, and marine botanical extracts to support the moisture barrier and leave skin feeling soft, smooth, supple, and refreshed. Use this Korean serum as a daily hyaluronic acid serum, peptide serum, PDRN serum, niacinamide serum, or barrier serum in your morning and evening skincare routine. This face serum for dry skin provides deep moisture for tight-feeling, flaky, or very dry skin while helping soften the look of fine dry lines, rough texture, and tired-looking skin. It leaves a healthy dewy glow and supports a plumper, firmer, glass-skin appearance without added fragrance. Designed to bridge skincare and makeup, this makeup prep serum can also be used as a pre-makeup serum or skincare-first serum primer. Apply a thin layer before moisturizer, sunscreen, foundation, BB cream, concealer, or other complexion makeup to help create a smoother, hydrated makeup base. The moisture-rich gel serum is especially suited to dry or aging skin that needs extra comfort under makeup. This multi-benefit anti-aging face serum supports skin elasticity, moisture retention, skin barrier care, and a smoother-looking complexion. It fits easily into Korean beauty, K-beauty, mature skin care, dry skin care, dewy skin, glass skin, and daily facial skincare routines for women and men. For best results, apply 2 to 3 drops to clean skin on the face and neck. Allow the serum to settle before layering face cream, SPF, or makeup. Use a small amount for a comfortable finish and apply morning or night as a hydrating serum for face and neck. Clinically tested for skin moisture, barrier support, skin comfort, and makeup adherence.