A. Product Introduction

In Lab Medical Arbutin Cream is an elite clinical-grade solution. Within the landscape of advanced aesthetic medicine, hyperpigmentation and skin tone discontinuities represent some of the most sought-after concerns for correction. This product is positioned as a Biological Dermal Homogenizer, specifically engineered to bridge the gap between aggressive chemical bleaching agents and standard brightening cosmetics.

The formulation concept is rooted in the brand’s Epigenetic System—a philosophy that prioritizes skin health and physiological balance while achieving high-standard aesthetic results. Positioned for both professional clinical maintenance—as a mandatory follow-up to brightening peels or laser therapy—and for intensive consumer home care, it targets the "Urban Skin" profile. This profile is characterized by complexions frequently compromised by cumulative UV exposure, traffic pollution, and oxidative stress, leading to a sallow tone and localized pigmentary lesions.

B. Active Ingredients & Mechanism of Action

The efficacy of the Arbutin Cream is derived from its quantitative multi-pathway mechanism, utilizing ingredients that offer proven credibility in cosmetic science:

The Gold Standard: Arbutin and Kojic Acid

At the heart of the formula is Arbutin (1%), a naturally derived hydroquinone glucoside. Unlike traditional hydroquinone, Arbutin releases its active component progressively, inhibiting tyrosinase without the associated cytotoxicity. This is synergized with Kojic Acid (0.5%), which provides a dual action by chelating the copper ions essential for melanin production and further suppressing the activity of melanocytes. Together, they create a biological "block" against the overproduction of pigment.

Resurfacing and Penetration: Glycolic Acid

To ensure the depigmenting agents reach the deeper layers of the epidermis, the formula incorporates Glycolic Acid (1%). By weakening the ionic bonds between dead keratinocytes in the stratum corneum, it facilitates a smoother skin texture and accelerates the natural 28-day cellular renewal cycle. This ensures that pigmented cells are removed more efficiently, revealing the homogenized skin underneath.

Barrier Reinforcement: Niacinamide & Vitamin C

A standout feature of this clinical cream is the 2% concentration of Niacinamide (Vitamin B3). Niacinamide serves a critical role in depigmentation by inhibiting the transfer of melanosomes (pigment packets) from melanocytes to the surrounding skin cells.

When paired with Ethyl Ascorbic Acid, a highly stable and bioavailable derivative of Vitamin C, the skin gains a powerful antioxidant shield that halts the oxidative triggers of "inflammaging," which often lead to post-inflammatory hyperpigmentation (PIH).

Lipid Recovery with Squalane and Argan Oil

Corrective treatments can sometimes compromise the skin's moisture levels. In Lab Medical addresses this by incorporating Squalane and Ecocert-certified Argan Oil. These lipids replenish the skin's "mortar," ensuring that the epidermal barrier remains resilient and the skin feels velvet-soft rather than sensitized.

C. Indications & Application Protocol

In Lab Medical Arbutin Cream is indicated for high-performance corrective and preventive treatments on the face, neck, and décolleté:

• Solar Lentigines and Age Spots: Specifically formulated to reduce the intensity of spots caused by cumulative sun exposure.
• Tone Homogenization: Ideal for patients seeking a unified complexion and the reduction of sallow, yellowish skin tones.
• Post-Procedure Maintenance: The recommended daily treatment to sustain the results of professional clinical protocols such as Inlabpen (microneedling) or chemical peels.
• Textural Irregularities: Recommended for refining skin grain and improving the overall luminosity of devitalized skin.
• Professional Application Context: This cream is suitable for all skin types exhibiting pigmentary discontinuities. It has been notified under CPNP Reference: 3252408, meeting the highest European safety standards.

Usage Protocol: This is a daily treatment.

1. Cleanse the skin thoroughly using In Lab Medical White Mousse.
2. Apply a small amount to the face, neck, and décolleté, avoiding the immediate eye area.
3. Massage in gentle circular movements until completely absorbed.
4. Sun Alert: Because the formula contains Glycolic Acid, the daily use of In Lab Medical Safe Sun 50+ is mandatory during treatment to prevent UV-induced repigmentation.

D. Technical Specifications

• Formulation Type: High-absorption O/W (Oil-in-Water) emulsion.
• Texture & Aspect: Rich, velvety cream with high spreadability and a non-greasy finish.
• Primary Packaging: 50 ml (1.7 fl.oz) white PET airless bottle. The airless technology is essential for protecting the Vitamin C and Arbutin from light-induced oxidation and contamination.
• Secondary Packaging: Supplied in a professional 300 gr white cardboard folding box.
• Storage & Conservation: Store at room temperature (<35 C). Keep protected from direct sunlight and heat to maintain the stability of the active acids and vitamins.
• Shelf Life: 12 months after opening (12M PAO).