Views: 1 Author: Site Editor Publish Time: 2026-11-09 Origin: Site
Skin hydration is one of the most important factors in maintaining healthy, smooth, and supple-looking skin. As consumers increasingly seek effective and long-lasting moisturizing solutions, cosmetic formulators are exploring innovative ways to improve the performance of traditional moisturizing ingredients.
Hyaluronic Acid (HA), also known as Sodium Hyaluronate in many cosmetic formulations, has long been recognized for its excellent water-binding properties. It can attract and retain moisture, making it a widely used ingredient in facial serums, moisturizers, lotions, masks, and other personal care products.
However, using a single type of Hyaluronic Acid may not fully address the different requirements of modern moisturizing formulations.
This has led to the development of multi-molecular-weight Hyaluronic Acid systems, which combine different HA ingredients to provide complementary moisturizing and film-forming properties.
One example is 4D Hyaluronic acid, an innovative moisturizing complex that combines four types of Hyaluronic Acid to create a three-dimensional moisture-retaining network on the skin.
In this article, we explore its composition, functional mechanisms, potential benefits, and applications in modern skincare formulations.
4D Hyaluronic Acid is a multi-functional moisturizing system designed to combine different forms of Hyaluronic Acid in one formulation.
Unlike conventional formulations that rely primarily on a single Sodium Hyaluronate ingredient, this approach uses four complementary HA components to support different aspects of skin hydration.
4D Hyaluronic acid contains the following four INCI ingredients:
Sodium Hyaluronate Crosspolymer
Sodium Hyaluronate
Sodium Acetylated Hyaluronate
Hydrolyzed Sodium Hyaluronate
Each ingredient has distinct physicochemical characteristics and contributes differently to the overall moisturizing performance.
The objective is to create a more comprehensive hydration system by combining surface film formation, water retention, skin affinity, and different molecular-size characteristics.
Understanding the functions of the four HA components helps explain why combining them can be beneficial for cosmetic formulations.
Sodium Hyaluronate Crosspolymer is a crosslinked form of Sodium Hyaluronate.
Its three-dimensional polymer network gives it different physical properties from conventional linear Hyaluronic Acid.
In cosmetic formulations, it can:
Form a moisture-retaining film on the skin surface.
Help maintain skin hydration.
Support a smooth and comfortable skin feel.
Contribute to longer-lasting moisturizing performance.
Its crosslinked structure makes it an interesting ingredient for advanced moisturizing formulations.
Sodium Hyaluronate is one of the most widely used moisturizing ingredients in the cosmetics industry.
It has excellent water-binding properties and helps maintain moisture on the skin surface.
Its key formulation benefits include:
Attracting and retaining water.
Improving skin surface hydration.
Supporting a soft and smooth skin feel.
Enhancing the moisturizing properties of skincare products.
Depending on its molecular weight, concentration, and formulation environment, Sodium Hyaluronate can provide different sensory and moisturizing characteristics.
Sodium Acetylated Hyaluronate is a chemically modified derivative of Hyaluronic Acid.
The introduction of acetyl groups changes its physicochemical properties and gives it different skin-affinity characteristics compared with conventional Sodium Hyaluronate.
It is commonly used in advanced moisturizing formulations targeting:
Improved skin affinity.
Moisture retention.
Enhanced skin conditioning.
A comfortable and hydrated skin feel.
This ingredient adds another functional dimension to a multi-component HA system.
Hydrolyzed Sodium Hyaluronate is produced through the breakdown of larger Hyaluronic Acid molecules into smaller molecular fragments.
Compared with conventional high-molecular-weight HA, it has different molecular-size characteristics and distribution behavior.
Its potential formulation benefits include:
Supporting hydration in the upper skin layers.
Complementing the moisturizing effects of larger HA molecules.
Providing additional flexibility in skincare formulation design.
The actual molecular weight and performance depend on the specific grade and manufacturing process.
The concept behind 4D Hyaluronic Acid is to combine multiple moisturizing mechanisms rather than rely on a single ingredient.
The skin has a complex structure, consisting of the stratum corneum, epidermis, and dermis. Maintaining healthy hydration requires both sufficient moisture and effective moisture retention.
A multi-component HA system can support skin hydration through three complementary mechanisms.
Sodium Hyaluronate Crosspolymer helps form a moisturizing film on the skin surface.
This film supports water retention and helps reduce transepidermal water loss (TEWL).
Conventional Sodium Hyaluronate and Sodium Acetylated Hyaluronate contribute to the overall water-binding and skin-conditioning properties of the formulation.
They help maintain skin moisture and improve the sensory experience of skincare products.
Hydrolyzed Sodium Hyaluronate provides different molecular-size characteristics, complementing the functions of the other HA components.
By combining these four ingredients, formulators can develop moisturizing systems with multiple complementary properties.
It is important to note that cosmetic-grade Hyaluronic Acid primarily acts on the skin surface and upper skin layers. It should not be described as penetrating directly into the deep dermis without specific scientific evidence.
A multi-component Hyaluronic Acid system offers several potential advantages for modern skincare formulations.
Combining different HA ingredients allows formulators to address multiple aspects of moisture retention.
This can help improve the overall hydration profile of a finished skincare product.
Film-forming ingredients such as Sodium Hyaluronate Crosspolymer can help reduce moisture evaporation from the skin surface.
Maintaining lower TEWL is an important consideration in developing effective moisturizing products.
Different HA components contribute complementary functional properties.
This provides formulators with more flexibility when designing products for consumers seeking long-lasting hydration and improved skin comfort.
A multi-functional HA complex can simplify the development of moisturizing concepts by incorporating several complementary HA ingredients into one ingredient system.
This can be particularly useful for brands looking to differentiate their skincare products.
The technical data provided for 4D Hyaluronic acid presents two important performance indicators: skin hydration and transepidermal water loss.
The hydration evaluation compares three formulations:
4D Hyaluronic acid lotion
HA lotion
Placebo control
Measurements are shown at different time points, including 0, 1, 2, 4, 6, and 8 hours.
The reported results indicate that the 4D Hyaluronic acid lotion achieved higher skin moisture values than the comparison formulations during several measurement periods.
This suggests that combining different HA ingredients may improve the moisturizing performance of the tested formulation.
TEWL Evaluation
Transepidermal Water Loss (TEWL) measures the amount of water passing through the skin and evaporating into the surrounding environment.
Lower TEWL values generally indicate reduced water loss.
The technical graph shows that the 4D Hyaluronic acid formulation achieved lower TEWL values than the comparison formulations at several time points.
Together, these two measurements provide useful information about moisturizing performance:
Skin hydration evaluates moisture levels.
TEWL evaluates water loss through the skin.
Both are important indicators when developing advanced moisturizing skincare products.
Note: These results are based on the technical data provided for the specific tested formulations. Actual performance may vary depending on formulation composition, application conditions, and testing methodology. Full study protocols and statistical details should be reviewed before making comparative efficacy claims.
Because of its complementary moisturizing properties, 4D Hyaluronic Acid can be considered for a wide range of personal care formulations.
Potential applications include:
Facial Serums
Suitable for lightweight moisturizing serums designed to provide skin hydration without an overly heavy texture.
Moisturizing Creams
Can be incorporated into daily moisturizing creams targeting skin softness, smoothness, and moisture retention.
Hydrating Lotions
Useful in facial and body lotions that require a balanced moisturizing profile.
Sheet Masks and Sleeping Masks
Can support moisturizing concepts designed to improve the skin's hydrated appearance and feel.
Eye Care Products
Can be considered for moisturizing eye creams and gels, subject to formulation and product safety requirements.
Hair Care Products
Hyaluronic Acid derivatives can also be explored in hair conditioning and moisturizing formulations.
According to the technical information for H4D Hyaluronic acid, the recommended dosage is:
1%–4%
The appropriate concentration should be determined according to the intended application, desired sensory properties, and finished formulation performance.
For cosmetic formulators, several factors should be considered:
Formulation compatibility: Evaluate compatibility with other polymers, thickeners, humectants, and active ingredients.
pH stability: Confirm the stability of the complete formulation within the recommended pH range.
Processing conditions: Follow the supplier's recommended incorporation method, temperature, and mixing procedure.
Viscosity: Assess the impact of the HA complex on the final product texture and rheology.
Preservation: Conduct appropriate microbial challenge testing and finished-product stability evaluations.
Laboratory testing is recommended before commercial-scale production.
The cosmetic ingredient industry is evolving from single-function ingredients toward more sophisticated ingredient combinations.
For skincare brands, the challenge is no longer simply finding an ingredient that provides hydration. It is developing formulations that deliver a more comprehensive and differentiated consumer experience.
Multi-component Hyaluronic Acid systems offer several development opportunities:
Combining different HA structures and functional characteristics.
Developing advanced moisturizing concepts.
Creating differentiated premium skincare products.
Optimizing formulation performance.
Expanding product innovation in the facial care and personal care markets.
Rather than increasing the concentration of one HA ingredient, combining complementary HA components offers another approach to developing innovative moisturizing formulations.
Hyaluronic Acid continues to play an important role in modern skincare because of its excellent water-binding and moisturizing properties.
However, the next generation of moisturizing ingredients is increasingly focused on combining different HA structures and functionalities.
By integrating Sodium Hyaluronate Crosspolymer, Sodium Hyaluronate, Sodium Acetylated Hyaluronate, and Hydrolyzed Sodium Hyaluronate, 4D Hyaluronic Acid provides a multi-functional approach to skin hydration.
For cosmetic manufacturers, skincare brands, and formulation developers, this technology offers an interesting opportunity to explore more advanced moisturizing solutions.
Looking for a multi-functional Hyaluronic Acid ingredient for your next skincare formulation?
Contact our team to learn more about 4D Hyaluronic acid, request technical documentation, and discuss sample availability for your formulation development.
Let's develop better moisturizing solutions together.
