HOT SALE Neutrazen;Palmitoyl Tripeptide-8;Palmiltoyl Tripeptide-8;API;BEAUTY PEPTIDES

I. Description

Palmitoyl Tripeptide-8 is a synthetic, fat-soluble tripeptide composed of palmitic acid linked to three amino acids (histidine, phenylalanine, and arginine). It is commonly marketed under the brand names Neutrazen or Neuroskin, and its CAS number is 936544-53-5. It is a typical neuro-soothing active peptide and is classified in the cosmetics industry as a “soothing and anti-irritation” ingredient, primarily targeting sensitive, reddened, and fragile skin. It appears as a white to off-white powder, with a purity generally not less than 98% and a molecular weight of approximately 696. It is physically and chemically stable, making it suitable for inclusion in various skincare formulations. Its most notable feature is its well-defined mechanism of action—it targets the neurokinin-1 receptor to soothe the skin through the neuroinflammatory pathway, rather than merely providing superficial relief. This characteristic sets it apart from many other anti-sensitivity peptides and explains why it is becoming increasingly popular in skincare products for sensitive skin.

 2. Key Benefits

The core benefit of Palmitoyl Tripeptide-8 can be summarized as “soothing the skin at the neural source”—it inhibits neurogenic inflammation by regulating the release of “substance P” signals from skin nerve endings, thereby alleviating sensitivity, redness, and discomfort. Compared to ordinary soothing ingredients, it targets the root cause of the problem more directly, making it particularly effective for skin prone to recurring sensitivity and redness following irritation. At the same time, it also offers anti-inflammatory and antioxidant benefits, helping the skin regain stability and maintain a healthy barrier. It is a type of ingredient in sensitive skin care that addresses the “root cause” of the issue.

1. Soothing and Anti-Sensitivity: Regulates neurogenic inflammatory pathways to reduce sensitivity reactions—such as redness, heat, stinging, and itching—caused by skin irritation.

2. Inhibits Inflammation: Reduces the release of pro-inflammatory factors, thereby minimizing inflammatory responses triggered by external stimuli such as UV rays, pollution, and friction.

3. Reduces Redness: Soothes facial flushing, visible blood vessels, and post-procedure redness, helping the skin regain an even complexion.

4. Repairs the skin barrier: Promotes the restoration of skin homeostasis, enhances the skin’s tolerance to external irritants, and reduces recurrent sensitivity.

5. Nervous system soothing and anti-stress: By regulating “substance P” signaling, it alleviates skin stress reactions caused by factors such as stress and lack of sleep.

3.Application

• The applications of Palmitoyl Tripeptide-8 are almost exclusively centered around “sensitive skin care,” as its soothing, anti-inflammatory, and restorative properties align perfectly with the two hottest trends in today’s skincare market: “barrier repair” and “sensitive skin-friendly” formulations. It can be used as a standalone key ingredient or is often combined with other soothing and reparative ingredients (such as centella asiatica, ceramides, and panthenol), appearing widely in various skincare products ranging from serums to face masks.

  1. Skincare products for sensitive skin: Added to soothing serums, reparative moisturizers, and toners and lotions specifically formulated for sensitive skin to help stabilize the skin daily and reduce redness.

  2. Anti-Sensitivity and Soothing Masks: Used in soothing masks for scenarios such as post-sun repair, seasonal sensitivity, and emergency care after late nights.

  3. Post-Aesthetic Procedure Repair: Used in repair products following aesthetic procedures such as laser treatments, microneedling, and chemical peels to help soothe the skin, shorten the recovery period, and reduce post-procedure redness.

  4. Men’s and Daily Skincare: Added to aftershave lotions and post-shave soothing products to alleviate razor burn.

  5. Anti-Inflammatory and Soothing Derivative Products: Blended with anti-aging and moisturizing ingredients for “anti-aging products suitable for sensitive skin,” balancing soothing benefits with efficacy.