Potassium Azeloyl Diglycinate

hyperpigmentation · anti-redness + sensitivity · anti-wrinkle + laxity · hydrating · acne-prone
by cipher skincare published: aug 28, 2020 revised: feb 18, 2026 2 min read
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why we use potassium azeloyl diglycinate

The Basics

Potassium azeloyl diglycinate (PAD) is a water-soluble derivative of azelaic acid and the amino acid glycine. PAD offers enhanced skin compatibility and efficacy when compared to traditional azelaic acid. Its amphiphilic nature, meaning its molecules have both hydrophobic (nonpolar) and hydrophilic (polar) regions, allows easy incorporation into aqueous formulations. This optimal solubility and compatibility profile means PAD can deliver many skin benefits without irritation. In addition, PAD has demonstrated effectiveness in low concentrations, making it a versatile addition to skincare products.

Mechanism of Action

  • Tyrosinase Inhibition and Skin Brightening
    By competitively inhibiting tyrosinase, the enzyme responsible for melanin synthesis, potassium azeloyl diglycinate effectively reduces melanin production, leading to a more balanced skin tone and diminished hyperpigmentation.1
  • Anti-Inflammatory Properties
    This compound possesses anti-inflammatory effects, which help alleviate redness and improve skin texture. Its ability to reduce the release of pro-inflammatory cytokines, such as interleukin-1α (IL-1α), makes it beneficial for individuals with sensitive or reactive skin.2
  • Sebum Regulation
    Potassium azeloyl diglycinate normalises sebum production, addressing issues related to both excessive oiliness and dryness. By modulating sebum secretion, it contributes to a clearer and more balanced complexion, making it particularly suitable for oily and acne-prone skin types.3

Clinical Applications

In clinical studies, formulations containing potassium azeloyl diglycinate have shown promise in managing rosacea symptoms. Participants experienced reductions in erythema, flushing, stinging, and burning sensations, indicating its potential as a therapeutic agent for this condition.4 Furthermore, its efficacy extends to improving the appearance of melasma, a hyperpigmentary disorder characterised by dark patches on the skin. In addition, clinical evaluations have demonstrated significant improvements in skin brightness and a decrease in the appearance of dark spots with the use of potassium azeloyl diglycinate.5

Overall, potassium azeloyl diglycinate serves as a multifunctional ingredient, offering skin-brightening, anti-inflammatory, sebum-regulating, and moisturising benefits, making it a valuable component in addressing various skin concerns.

references

  1. 1 Maramaldi, G., & Esposito, M. (2002). Potassium Azeloyl Diglycinate: A Multifunctional Skin Lightener. 117(3). Potassium Azeloyl Diglycinate: A Multifunctional Skin Lightener.
  2. 2 Azeloglicina. (2025). Sinerga. Azeloglicina.
  3. 3 Azeclair®. (2025). Corum.com.tw. Azeclair®.
  4. 4 Berardesca E, Iorizzo M, Abril E, et al. Clinical and instrumental assessment of the effects of a new product based on hydroxypropyl chitosan and potassium azeloyl diglycinate in the management of rosacea. J Cosmet Dermatol. 2012;11(1):37-41. doi:10.1111/j.1473-2165.2011.00598.x Clinical and instrumental assessment of the effects of a new product based on hydroxypropyl chitosan and potassium azeloyl diglycinate in the management of rosacea.
  5. 5 Viyoch, J., Tengamnuay, I., Phetdee, K., Tuntijarukorn, P., & Waranuch, N. (2010). Effects of trans-4-(aminomethyl) cyclohexanecarboxylic acid/potassium azeloyl diglycinate/niacinamide topical emulsion in Thai adults with melasma: a single-center, randomized, double-blind, controlled study. Current Therapeutic Research, 71(6), 345-359. doi: 10.1016/s0011-393x(10)80001-3 Effects of trans-4-(aminomethyl) cyclohexanecarboxylic acid/potassium azeloyl diglycinate/niacinamide topical emulsion in Thai adults with melasma: a single-center, randomized, double-blind, controlled study.

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