MEDICUBE AGE-R Glutathione Glow Milk Toner

MEDICUBE AGE-R Glutathione Glow Milk Toner

Reveal a smoother, brighter, and more radiant-looking complexion with the MEDICUBE AGE-R Glutathione Glow Milk Toner, a brightening and hydrating milky toner designed to help improve the look of uneven skin tone, dryness, fine lines, and loss of firmness while giving skin a soft, hydrated glass-skin glow. Its unique double-layer formula — a Glutathione essence layer and a Peptide cream layer — combines into a milky texture when shaken, delivering lightweight moisture with a comfortable, luminous finish.

Formulated with 99.2% pure Glutathione (500ppm), 6 types of peptides (including Biotinoyl Tripeptide-1 and Acetyl Hexapeptide-8), Niacinamide, Alpha-Arbutin, Ceramide NP, Bifida Ferment Lysate, six forms of Hyaluronic Acid, Squalane, Beta-Glucan, Sea Buckthorn Oil (Hippophae Rhamnoides), Glucosylrutin, Cyanocobalamin (Vitamin B12), and Soluble Collagen, this is far more than a standard brightening toner. Glutathione inhibits tyrosinase to interrupt melanin formation at the enzymatic level. Niacinamide reduces melanosome transfer. Alpha-Arbutin provides additional gentle brightening. Six peptides firm and build natural radiance. Six forms of hyaluronic acid layer hydration at every skin depth for 24-hour lasting glow.

The MEDICUBE AGE-R Glutathione Glow Milk Toner is a great choice for anyone looking for a Korean milk toner, brightening toner, or hydrating toner for glass skin. Dermatologically tested — suitable for all skin types, including sensitive skin.

Size: 140ml / 4.73 fl. oz

Overview

The MEDICUBE AGE-R Glutathione Glow Milk Toner is a brightening and hydrating first treatment toner created for skin that looks dull, dry, or uneven. Its double-layer architecture separates the Glutathione essence and Peptide cream layers for maximum stability of each active, which merge into a milky texture upon shaking — delivering brightening, firming, and deep moisture simultaneously from the very first step of the routine. Clinically tested for 24-hour lasting radiance and 16.7% skin glow improvement after one use.

Clinical results

• Hydration and radiance improvement — 24.18%
• Skin glow improvement after 1 use — 16.7%
• Blemish improvement — 1.078%
• Skin texture improvement — 5.74%
• Skin tone improvement — 0.52%

Results from AGE-R Glutathione Glow Toner human application test report. Individual results may vary.

Key benefits

• Helps improve the look of uneven skin tone with 99.2% pure Glutathione
• Supports 24-hour lasting hydration and glow
• Helps soften the appearance of fine lines and supports firmer-looking skin with 6 peptides
• Formulated with Glutathione, 6 peptides, Niacinamide, Alpha-Arbutin, Ceramide NP, and 6 forms of Hyaluronic Acid
• Double-layer formula — shake before use to combine Glutathione essence + Peptide cream layers
• Dermatologically tested — suitable for all skin types including sensitive skin

How to use

Shake the bottle well before each use to fully blend the Glutathione essence and Peptide cream layers into the milky texture. After cleansing, apply an appropriate amount to the face using hands or a cotton pad, then gently pat until absorbed. For intensive care, soak a cotton pad with the toner and press it onto the skin for 1–2 minutes before patting. Follow with serum and moisturizer.

Why we love it

The MEDICUBE AGE-R Glutathione Glow Milk Toner is what happens when a brand takes every element of a brightening and firming routine and compresses it into a single first toner step. Most toners are preps — they hydrate and move on. This one opens with a three-pathway brightening attack: Glutathione (99.2% pure) interrupts melanin synthesis at the tyrosinase enzyme stage; Niacinamide blocks melanosome transfer (a separate step in the pigmentation pathway); Alpha-Arbutin provides additional complementary brightening inhibition. The fact that all three work on different mechanisms means the brightening efficacy compounds rather than duplicates. Then the six-peptide complex — built around Biotinoyl Tripeptide-1 (biotin-linked peptide for hair and skin growth stimulation) and Acetyl Hexapeptide-8 (Argireline-class expression-line smoothing) — delivers firming and radiance-boosting support at the toner step, before serum or cream has even been applied. The six forms of hyaluronic acid (from high- to low-molecular-weight) lay down hydration at every skin layer for the 24-hour glow retention confirmed in clinical testing. And the double-layer bottle architecture isn't packaging novelty — keeping the glutathione essence physically separate from the peptide cream in distinct layers until shaking preserves each active's stability and prevents premature interaction. At BestSkincareUSA.com, it's the brightest, most comprehensive first-step toner in the MEDICUBE lineup for any Korean skincare routine targeting glow, even tone, and firmness.

Key ingredients deeper dive

• 99.2% pure Glutathione (500ppm) — tyrosinase inhibition for enzymatic melanin interruption — At 99.2% purity, this is the same pharmaceutical-grade glutathione concentration used in the MEDICUBE AGE-R Glutathione Glow Capsule Cream, delivered here as the base of the essence layer in the double-layer toner. Glutathione inhibits tyrosinase — the key enzyme in melanin synthesis — interrupting pigmentation formation at the earliest stage of the pathway for a more even, luminous-looking tone across all Korean skincare skin types.
• Niacinamide and Alpha-Arbutin — dual-pathway brightening alongside glutathione — Niacinamide inhibits melanosome transfer (the process that moves formed melanin from melanocytes to skin cells) — a different step from glutathione's tyrosinase inhibition — for compounded brightening efficacy. Alpha-Arbutin, a stable, gentle derivative of hydroquinone, provides additional melanin-reducing activity without irritation. Together with glutathione, these three actives address three separate steps in the pigmentation pathway in the MEDICUBE AGE-R Glutathione Glow Milk Toner — a multi-pathway brightening approach that outperforms single-active brightening toners.
• 6 types of peptides — firming, expression-line smoothing, and natural radiance from the toner step — The peptide complex in the cream layer includes Biotinoyl Tripeptide-1 (a biotin-linked peptide that supports skin density and vitality), Acetyl Hexapeptide-8 (Argireline-class relaxing peptide for expression line appearance), and additional peptides for signaling collagen synthesis and supporting natural radiance. Delivering a six-peptide complex at the first-step toner stage means the skin receives firming and anti-aging benefits before any serum or moisturizer is applied — amplifying the total active delivery of the full routine.
• Six forms of Hyaluronic Acid — layered hydration at every skin depth for 24-hour glow — Sodium Hyaluronate, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Sodium Hyaluronate Crosspolymer, Hydroxypropyltrimonium Hyaluronate, and Sodium Acetylated Hyaluronate span the full molecular weight range of hyaluronic acid — from large-molecule surface film to small-molecule deep-layer penetration. This multi-depth hydration saturation from the first routine step is what underlies the 24-hour lasting glow confirmed in clinical testing, alongside Squalane, Ceramide NP, and Beta-Glucan for barrier support and comfortable sustained moisture.
• Sea Buckthorn Oil (Hippophae Rhamnoides), Glucosylrutin, Cyanocobalamin (Vitamin B12), and Bifida Ferment Lysate — glow, antioxidant, and microbiome support — Sea Buckthorn Oil delivers carotenoid-rich antioxidant and skin-nourishing benefit — the same botanical that gives the MEDICUBE Deep Vita C Pads their natural vitamin C richness. Glucosylrutin provides flavonoid antioxidant defense. Cyanocobalamin (Vitamin B12) supports cellular energy for a healthy, radiant skin appearance. Bifida Ferment Lysate supports the skin's microbiome balance — all working together to maintain the glow environment the glutathione and peptide system creates.
• Double-layer formula architecture — physical separation for active stability until use — The MEDICUBE AGE-R Glutathione Glow Milk Toner's double-layer bottle keeps the glutathione essence layer and peptide cream layer physically separated until shaken. This is not aesthetic — glutathione is a sensitive active that can degrade when in continuous contact with other reactive compounds; the separation preserves 99.2% purity until the moment of application. Shaking before each use blends the layers into the milky, comfortable texture that delivers the full active combination evenly across the face.

Who it's for

The MEDICUBE AGE-R Glutathione Glow Milk Toner is designed for all skin types — particularly dull, uneven, or dry skin that wants a brightening toner with genuine multi-pathway active delivery and 24-hour glow retention. It's especially well-suited for those building a complete MEDICUBE AGE-R brightening system who want the same 99.2% pure glutathione and peptide actives from their toner step, for those who prefer a milky toner texture over a watery format, and for sensitive skin that needs a gentle, dermatologically tested brightening treatment at the first step of the routine.

Pro tips and pairings

Always shake the MEDICUBE AGE-R Glutathione Glow Milk Toner thoroughly before every application — the double-layer separation means an unshaken bottle will apply either only the essence or only the cream layer, missing the combined active effect entirely. For maximum absorption, apply to skin that is still slightly damp from rinsing. For intensive glass-skin care, soak a cotton pad, press onto the face, and hold for 1–2 minutes before patting in — this extended contact method maximizes glutathione and peptide delivery. Pair with the MEDICUBE AGE-R Glutathione Glow Capsule Cream as the moisturizer step for a complete AGE-R glutathione brightening routine — toner and cream using the same 99.2% glutathione active for compounded daily brightening benefit. Always apply broad-spectrum SPF in the morning to protect the brightening results. Explore more from MEDICUBE: Shop MEDICUBE