Retinal

Short Description:

Cosmate®RAL, an active vitamin A derivative, is a key cosmetic ingredient. It penetrates skin effectively to boost collagen production, reducing fine lines and improving texture.
Milder than retinol yet potent, it addresses signs of aging like dullness and uneven tone. Derived from vitamin A metabolism, it supports skin renewal.
Used in anti-aging formulations, it requires sun protection due to photosensitivity. A valued ingredient for visible, youthful skin results.

Trade Name: Cosmate®RAL

Product Name: Retinal

INCI Name: Retinal

Molecular Formula: C20H28O

CAS No.: 116-31-4

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Product Detail

Why Zhonghe Fountain

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Retinol, a derivative of vitamin A, is a widely used cosmetic ingredient celebrated for its anti-aging properties. It penetrates the skin to stimulate collagen production, diminishing fine lines and wrinkles while improving texture and tone.

Milder than prescription retinoids, it works by accelerating cell turnover, revealing fresher skin. Often found in serums, creams, and lotions, it may cause initial sensitivity, requiring gradual introduction and daily sun protection due to increased photosensitivity. A staple in anti-aging skincare for visible, youthful results.

Benefits of Retinal

Retinal, a powerful vitamin A derivative, stands out in cosmetic formulations for its multifaceted benefits. As a bioactive retinoid, it delivers exceptional anti-aging results, making it a prized ingredient in anti-wrinkle and firming products. Its key advantage lies in high bioavailability—unlike retinol, which requires conversion to retinal (and then retinoic acid) to act, retinal directly interacts with skin cells, enabling faster and more potent effects. This efficiency translates to quicker visible improvements in fine lines, crow’s feet, and forehead wrinkles by stimulating collagen synthesis and boosting elastin production, which enhances skin elasticity and reduces sagging.

Beyond anti-aging, retinal excels at refining skin texture. It accelerates epidermal cell turnover, gently exfoliating dead skin cells to unclog pores, smooth rough patches, and fade post-acne marks or hyperpigmentation. This process reveals a brighter, more even-toned complexion, addressing dullness and promoting a youthful radiance.

retinal mechanism of Action

Retinal exerts its effects through a precise biological mechanism centered on its role as a vitamin A derivative and its interaction with skin cells.

Upon topical application, retinal penetrates the epidermis and is rapidly converted to retinoic acid (the active form of vitamin A) via enzymatic processes in keratinocytes and fibroblasts—key cells in skin structure and repair. This conversion is more direct than that of retinol, which requires two enzymatic steps to become retinoic acid, making retinal more bioavailable and efficient.

Retinoic acid then binds to specific nuclear receptors (retinoic acid receptors, RARs, and retinoid X receptors, RXRs) within cells. This binding triggers changes in gene expression, stimulating collagen and elastin synthesis in fibroblasts, which strengthens the dermis, reduces fine lines, and improves skin firmness.

Additionally, retinal accelerates epidermal cell turnover by regulating keratinocyte differentiation. This process sheds old, dead skin cells, unclogs pores, and promotes the growth of new, healthy cells, resulting in smoother texture and a brighter complexion. It also inhibits melanin production by downregulating tyrosinase activity, helping to fade hyperpigmentation and even skin tone.

While potent, retinal’s mechanism balances efficacy with reduced irritation compared to prescription retinoids, making it a valuable ingredient in cosmetic formulations targeting anti-aging and skin rejuvenation.

Advantages of Retinal

Superior Bioavailability: Unlike retinol, which requires two enzymatic conversions (to retinal, then retinoic acid) to act, retinal only needs one step to transform into retinoic acid—the active form that interacts with skin cells. This direct pathway ensures faster absorption and more efficient utilization, delivering visible results (e.g., smoother texture, reduced lines) in a shorter timeframe.
Balanced Potency and Tolerance: Retinal strikes a sweet spot between efficacy and mildness. It is more potent than retinol, offering stronger anti-aging effects, yet gentler than prescription retinoids (like tretinoin). This makes it suitable for a wider range of skin types, including those with mild sensitivity, minimizing the risk of excessive dryness, redness, or peeling.
Multi-Targeted Benefits: Beyond anti-aging (stimulating collagen, reducing wrinkles), retinal excels at refining skin tone and texture. It accelerates cell turnover to fade hyperpigmentation, unclog pores, and smooth roughness, while supporting the skin barrier by enhancing intercellular cohesion—all in one ingredient.
Stability in Formulations: Compared to some retinoids, retinal exhibits better stability in cosmetic products when properly formulated with antioxidants or protective packaging, ensuring its efficacy remains intact over shelf life.

Reianl technical parameters

Parameter	Description
Chemical Name	Retinaldehyde, (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenal1
Molecular Formula	C₂₀H₂₈O
Molecular Weight	284.44 g/mol
CAS Number	116 – 31 – 4
EINECS Number	204 – 135 – 8
Melting Point	61 – 64 °C5
Boiling Point	Approximately 366.92 °C
Density	Approximately 1.0083
Refractive Index	Approximately 1.4500
Solubility	Insoluble in water, slightly soluble in chloroform, ethyl acetate, methanol, etc., highly soluble in organic solvents such as ethanol, propylene glycol, and triglycerides
Stability	Hygroscopic, sensitive to light and temperature, prone to oxidation in the air, and should be stored at 2 – 8 °C in airtight, opaque containers
Purity	Cosmetic – grade is usually ≥95%
pH Compatibility	Optimal activity in the pH range of 5.0 – 6.5
Usage Concentration	Usually 0.02% – 0.1% in cosmetic products, with lower concentrations (0.02% – 0.05%) suitable for sensitive skin
Form	Powder
Color	Yellow