CKD Guaranteed Retinal Neck Cream Refill — Gua Sha Roller, 400 ppm Retinal & 300 Da Collagen, Firming Hydration

CKD Guaranteed Gua Sha Retinal Collage Neck Cream Refill is a targeted Korean neck moisturizer that combines 2x retinal with low-molecular collagen and a built-in gua sha roller to visibly firm, hydrate, and smooth the neck and jawline.

This refill-ready neck cream is formulated to address horizontal and vertical neck lines, sagging skin, and loss of elasticity using a science-forward approach developed by Chong Kun Dang. It pairs a potent retinal concentration (400 ppm) with 300 Dalton collagen for deeper penetration, while the integrated gua sha roller boosts product absorption and helps sculpt the neck and décolleté. The texture is rich yet fast-absorbing, designed for daily use as part of an anti-aging routine.

How does the retinal and collagen blend work on neck wrinkles?

The formula combines 2x retinal to support surface cell turnover with low-molecular-weight collagen designed for deeper skin penetration. Together they aim to improve skin texture and the appearance of fine lines over time without overly drying the area when used as directed.

• 400 ppm retinal concentration for enhanced renewal support
• 300 Dalton collagen for improved delivery into the skin layers
• Rich emollients to maintain moisture during retinal activity

What benefits does the gua sha roller provide during application?

The integrated gua sha roller is made to increase absorption and provide a lifting effect while you apply the cream. Gentle rolling motions help the product penetrate more efficiently and encourage a firmer-looking neckline and improved contour around the jaw.

• Roller boosts absorption by up to 3–4x (manufacturer data)
• Promotes lymphatic drainage and temporary tightening
• Ergonomic design for easy at-home sculpting of neck and décolleté

Is this neck cream hydrating and suitable for sensitive skin?

This neck cream delivers intense hydration without feeling greasy, and clinical testing reported significant increases in skin moisture after a single application. The formula is described as clinically tested for low irritation and suitable for most skin types, though individuals with retinal sensitivity should introduce it gradually.

• Clinically tested to show a strong immediate hydration increase
• Low-irritation testing reported, appropriate for many skin types
• Patch-test recommended for those new to retinal products

How do I use the refill effectively in my routine?

Apply a small amount to clean, dry neck and décolleté skin, then use the built-in gua sha roller to massage the product in upward motions until absorbed. Use nightly or as tolerated when introducing retinal, and pair with sunscreen during daytime — retinal increases sun sensitivity.

• Start with every other night if you’re new to retinal
• Roll upward from clavicle to jawline for lifting benefit
• Finish with daily SPF when exposed to sunlight

Who is this for: This refill is aimed at people noticing neck lines, sagging under the jaw, or loss of elasticity who prefer a scientifically developed K‑Beauty approach. It suits users seeking a concentrated retinal treatment combined with collagen delivery and a practical gua sha tool, including those who value pharmaceutical-backed formulations and want a refillable, waste-conscious option.

Ingredients

Water, Caprylic/Capric Triglyceride, Glycerin, Butylene Glycol, Niacinamide, 1,2-Hexanediol, Cetearyl Olivate, Pentylene Glycol, Coptis Japonica Root Extract, Retinal, Bergamot Fruit Oil, Cocoa Extract, Hydrolyzed Collagen, Lactobacillus Ferment, Clary Oil, Lavender Oil, Macadamia Seed Oil, Hyaluronic Acid, Bifida Ferment Filtrate, Ferment Lysates, Soluble Collagen, Hydrogenated Polyisobutene, Vinyl Dimethicone, Polyglyceryl-6 Stearate, Sorbitan Olivate, Caprylyl Methicone, Diisostearyl Malate, Erythritol, Glyceryl Stearate, Copolymers, Palmitic Acid, Dipotassium Glycyrrhizate, Ethylhexylglycerin, Stearic Acid, Adenosine, Dextrin, Sodium Phytate, Hydroxyacetophenone, Dipropylene Glycol, Sodium Polyacrylate, Hydrogenated Lecithin, Cholesterol, Rapeseed Sterols, Silica, Tocopherol, Magnesium Hydroxide Stearate, Potassium Cetyl Phosphate, Antioxidants, Caprylyl/Capryl Glucoside, Oleic Acid, Arginine, Ceramide NP, Hydrolyzed Elastin, Acetyl Hexapeptide-8, Cetearyl Alcohol, Carbomer, Disodium EDTA, Fragrance, Limonene, Linalool, Citronellol, Geraniol.