Beauty of Joseon Glow Deep Serum: Rice + Alpha Arbutin 60ml

Beauty of Joseon Glow Deep Serum: Rice + Alpha Arbutin
60ml

The glow serum rooted in centuries of Korean beauty wisdom. The Beauty of Joseon Glow Deep Serum is a lightweight, water-based brightening serum inspired by the Joseon Dynasty practice of beautifying skin with rice water — one of the oldest and most celebrated rituals in Korean skincare history. Formulated with 68.6% Rice Bran Water and 2% Alpha Arbutin, it targets dullness, dark spots, uneven tone, and hyperpigmentation with a formula that feels as effortless as water on skin. The texture is thin, fast-absorbing, and non-sticky — the kind of serum that sits invisibly in a routine and quietly, consistently transforms the skin over time.

The formula's power lies in the pairing of its two lead ingredients. Rice Bran Water forms 68.6% of the formula, making it the true base rather than a supporting extract. Rich in amino acids, minerals, vitamins, and antioxidants, rice bran has been used for centuries in East Asian beauty traditions to moisturise, nourish, brighten, and protect — Joseon-era women were known for the luminous clarity of their skin, attributed in part to regular rice water rituals. Modern research confirms what tradition long knew: rice bran's amino acid profile supports cell renewal, its antioxidants combat the oxidative stress that accelerates dullness and aging, and its fatty acids maintain the skin's softness and suppleness. The result is a serum base that does significant brightening and hydrating work before any active ingredient is even considered. 

At 2%, Alpha Arbutin is the targeted brightening active. Unlike Beta Arbutin, the alpha form is significantly more stable and roughly ten times more effective at inhibiting tyrosinase — the enzyme responsible for melanin production. Rather than blocking tyrosinase synthesis directly (the approach taken by Vitamin C and licorice), Alpha Arbutin lets tyrosinase form but hinders its melanin-producing activity, making it particularly effective when layered alongside tyrosinase-synthesis inhibitors like Vitamin C or Niacinamide for a compounding brightening effect. Studies confirm Alpha Arbutin's ability to fade existing hyperpigmentation, post-blemish marks, and dark spots while preventing new discolouration from forming — without the irritation or photosensitivity risk associated with hydroquinone, from which it is derived. InciDecoder

Niacinamide amplifies the brightening action by interrupting melanin transfer from melanocytes to the skin's surface, simultaneously regulating sebum production, strengthening the moisture barrier, and minimising pore appearance — a quietly multitasking addition that makes the serum particularly valuable for oily and combination skin. Panthenol soothes and supports barrier integrity throughout. A seven-grain Hanbang complex — Job's Tears (Coix), Soybean, Barley, Rice, Sesame, Wheat, and Mung Bean (Vigna Radiata) — delivers the antioxidant, nourishing, and brightening properties of Korea's most traditionally revered grains in a modern, concentrated form. Coptis Japonica Root Extract, long used in Korean herbal medicine for its antibacterial and anti-inflammatory properties, helps calm redness and manage the bacteria that contribute to post-breakout discolouration. Trehalose and Glyceryl Glucoside provide additional deep hydration and barrier support. Hydrolysed Jojoba Esters add skin-softening and conditioning properties with a natural, non-comedogenic skin feel.

Beauty of Joseon recommends incorporating this serum into the evening skincare routine, since Alpha Arbutin can be vulnerable to light and heat — storing the bottle in a cool, dark place and using it consistently after opening preserves the stability of the active formula. Beauty of Joseon

Targets: Dark spots & hyperpigmentation · Post-blemish marks · Uneven skin tone & dullness · Dehydration · Oily & congested skin
Skin types: All skin types, including sensitive and acne-prone
Free from: Fragrance, essential oils, artificial colorants, harsh alcohols, parabens, sulfates, mineral oils, PEG, Phenoxyethanol
Pregnancy safe · Plant-based ingredients · Cruelty-free · Vegan · Made in Korea
Size: 60ml

How to use: After cleansing and toning, apply 2–3 drops onto the face and neck. Gently massage and pat until fully absorbed. Best used in the evening. Follow with moisturiser. Always apply a broad-spectrum SPF the following morning. For enhanced brightening results, layer with a Vitamin C serum in the same routine — Alpha Arbutin and Vitamin C work through complementary mechanisms and amplify each other's depigmenting effect.

Key ingredients: Rice Bran Water 68.6% · Alpha Arbutin 2% · Niacinamide · Panthenol · 7-Grain Hanbang Complex (Job's Tears, Soybean, Barley, Rice, Sesame, Wheat, Mung Bean) · Coptis Japonica Root Extract · Trehalose · Glyceryl Glucoside · Hydrolysed Jojoba Esters

✦ Why Seoulma Skincare Recommends This

This is one of the most reliable brightening serums in K-beauty at any price point — and the 60ml size makes the value genuinely hard to beat. The 68.6% Rice Bran Water base isn't just a nod to tradition; it's an intelligent formulation choice that makes every drop of this serum more nourishing and hydrating than a standard water-based formula. Alpha Arbutin at 2% is a meaningful, effective concentration — not a trace ingredient added for marketing — and the pairing with Niacinamide means you're addressing hyperpigmentation from two different biological pathways simultaneously. It layers beautifully under moisturiser and SPF without pilling, absorbs in seconds, and the results on post-blemish marks and uneven tone are consistent. For customers asking where to start with brightening, this is always our first answer.