Polyhydroxystearic Acid:  Improving Sunscreen Efficacy

Polyhydroxystearic Acid:  Improving Sunscreen Efficacy

THIS  INGREDIENT IS BEING USED IN SOME OF THE BEST SUNSCREENS, MOISTURIZERS, AND OTHER SKINCARE PRODUCTS ON THE MARKET. We will TAKE A LOOK AT WHAT MAKES POLYHYDROXYSTEARIC ACID SO EFFECTIVE and why it IS BECOMING A POPULAR CHOICE used in SKINCARE AND SUNSCREEN products.

SALACOS® HS-6C offers a range of benefits to skincare formulators, including superior stability, texture, and hydration, allowing you to get the full potential of Polyhydroxystearic Acid. Compatible with various ingredients, this emulsifier allows formulators to create innovative products that deliver outstanding results.

What is Polyhydroxystearic Acid?

Polyhydroxystearic Acid (PHS) is a type of esterified fatty acid that is produced from stearic acid and glycerol and is commonly used in skincare products. It has a unique molecular structure that consists of three long hydrocarbon chains that are linked together. 

This molecular structure provides PHS with good solubility and compatibility with both polar and non-polar compounds, allowing it to act as an emulsifier or an ingredient that helps mix two ingredients.

PHS is a popular choice for skincare products due to its hydrophobicity, which means it can help protect skin from drying out by forming a barrier that keeps moisture in. Additionally, PHS has anti-static properties, meaning it can reduce the accumulation of dust and dirt on the surface of the skin. 

Polyhydroxystearic Acid is obtained from natural sources such as coconut oil and palm kernel oil. Furthermore, PHS is also highly biodegradable, making it an environmentally friendly choice. It is a versatile skincare ingredient that has multiple benefits for the skin, including protection from moisture loss and anti-static properties. Its natural origins and biodegradability also make it an attractive choice for conscious consumers.

Benefits of Polyhydroxystearic Acid in skincare products 

Polyhydroxystearic Acid is an ingredient that is becoming increasingly popular in skincare products. This special oil-based emulsifier provides a range of benefits to the skin, including improved hydration and spreadability, and protection against environmental damage.

SALACOS® HS-6C is a Polyhydroxystearic acid specifically designed for use in skincare products. It helps to emulsify oil-in-water emulsions, improving the spreadability of other ingredients in the formula. This allows for better absorption into the skin and a smoother application. SALACOS® HS-6C also has excellent stability, ensuring that your product will maintain its integrity over time.

Polyhydroxystearic Acid helps to lock in moisture and keep skin hydrated. It also helps prevent skin from drying out by forming a protective barrier on the surface of the skin. It is also known for improving skin elasticity, making the skin look softer and hydrated. Its protective barrier also helps to shield skin from environmental stressors and pollutants.

If you are looking to create a new skincare formulation for individuals with sensitive skin, it is worth noting that Polyhydroxystearic Acid can help alleviate skin irritation and inflammation. Additionally, its non-comedogenic and non-irritating properties make it an excellent choice for developing treatments for those with acne-prone skin.

Are there any side effects associated with Polyhydroxystearic Acid?

When it comes to the safety of Polyhydroxystearic Acid for skin, there is no evidence of any adverse effects. It has been extensively tested and approved for use in cosmetics and personal care products. 

Polyhydroxystearic Acid is also non-comedogenic, meaning it does not clog pores or cause irritation. This makes it a suitable choice for those with sensitive skin. It has been deemed safe for use in skin care products and has a low potential for causing skin irritation.

Polyhydroxystearic acid vs Stearic acid

Stearic acid is a saturated fatty acid that is commonly used as a surfactant and emulsifying agent in many personal care products. It helps give a silky feel to the skin and works well as an emulsifier in lotions and creams. 

Stearic acid also helps improve the consistency of products and can reduce their greasiness. However, it can be too thick for some products, leading to clumping and poor dispersion of other ingredients. Polyhydroxystearic acid is a variation of stearic acid that has been modified with polyhydroxyl groups, resulting in a much lighter consistency than traditional stearic acid. 

PHSA is most often used in sunscreen formulas, as it provides an even distribution of UV protection across the skin and helps prevent the clumping of active ingredients. This makes it ideal for use in light-textured formulas, such as sprays and mousses. PHSA also offers superior water resistance and wash-off performance compared to stearic acid, making it a great choice for long-lasting protection. 

Stearic acid offers superior emulsifying power but may be too thick for some formulas. On the other hand, PHSA is much lighter and offers better water resistance and UV protection, making it an ideal choice for sunscreens and other lightweight skincare products. Stearic acid may cause some skin irritation in sensitive individuals due to its heavier texture, while PHSA is gentler and less likely to irritate the skin. Ultimately, each ingredient has its benefits and drawbacks that should be considered when selecting a skincare product. 

The Takeaway

Polyhydroxystearic Acid is a compelling ingredient in the world of cosmetics, with many potential benefits. It helps to create a lasting protective barrier on the skin while helping to lock in moisture. This versatile ingredient can be used as a thickening agent, surfactant, and emulsifier in a variety of skincare products.

SALACOS® HS-6C is a great example of a product containing Polyhydroxystearic Acid whether you are looking to add extra protection from environmental stressors or to achieve a lasting glow into your formulations, this incredible ingredient is worth trying out!

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