Hydrolyzed DNA is a specialized cosmetic ingredient obtained by controlled hydrolysis of deoxyribonucleic acid (DNA) into smaller DNA-derived fragments. Through the hydrolysis process, large DNA molecules are broken down into lower-molecular-weight components that can be incorporated more easily into cosmetic formulations.
Hydrolyzed DNA is mainly used in skin-care and hair-care formulations as a conditioning ingredient. Its nucleic-acid-derived composition makes it a specialty raw material for cosmetic products designed around skin conditioning, hair conditioning and formulation support.
Unlike a conventional low-molecular-weight cosmetic ingredient, Hydrolyzed DNA is a complex material with characteristics that can vary depending on the original DNA source, hydrolysis process, purification method and degree of hydrolysis. Therefore, the molecular-weight distribution, appearance, solubility and other technical properties should always be considered according to the specific commercial grade.
Hydrolyzed DNA can be incorporated into modern cosmetic formulations such as facial serums, creams, lotions, masks, gels, hair conditioners and specialty personal-care products. Its use is particularly relevant to formulations where conditioning and specialty active-ingredient concepts are important.
It is important to distinguish Hydrolyzed DNA from Sodium DNA, Hydrolyzed Sodium DNA and other DNA-derived cosmetic ingredients. These materials have different INCI identities and should be specified according to their actual composition and manufacturing process.
Hydrolyzed DNA is derived from deoxyribonucleic acid, a naturally occurring nucleic acid. DNA is composed of nucleotide units containing a phosphate group, a deoxyribose sugar and nitrogen-containing bases. During controlled hydrolysis, the long DNA chains are reduced into smaller fragments.
Because Hydrolyzed DNA consists of a distribution of fragments rather than one single molecular species, it does not have one universal molecular formula or fixed molecular weight.
The technical characteristics of Hydrolyzed DNA can depend on:
For this reason, a fixed molecular weight or universal HPLC assay should not be assigned without reference to the actual commercial specification.
INCI Name: Hydrolyzed DNA
CAS Number: N/A / not universally assigned to the INCI material
Chemical Class: Hydrolyzed nucleic-acid-derived material
Category: Cosmetic Ingredient / Skin Conditioning / Hair Conditioning
Hydrolyzed DNA is primarily used as a skin-conditioning and hair-conditioning ingredient.
Its hydrolyzed structure allows the ingredient to be incorporated into suitable aqueous and emulsion-based cosmetic systems. Depending on the formulation and grade, it can contribute to the overall conditioning profile of a cosmetic product.
Hydrolyzed DNA can be used in skin-care formulations designed to provide conditioning characteristics. It is suitable for specialty cosmetic products where DNA-derived ingredients are included as part of the formulation concept.
It can be incorporated into:
Hydrolyzed DNA can also be used in hair-care formulations where conditioning and improved cosmetic feel are desired.
Potential applications include:
The actual performance depends on concentration, molecular characteristics, formulation pH and compatibility with other ingredients.
Hydrolyzed DNA is a specialty ingredient with applications across different areas of personal care.
Hydrolyzed DNA can be incorporated into facial serums, creams and lotions as part of specialty conditioning formulations.
It can be used in moisturizing and conditioning products where DNA-derived cosmetic ingredients are desired.
Hydrolyzed DNA can be incorporated into conditioners, masks and hair-treatment formulations.
Because it is a specialized nucleic-acid-derived material, Hydrolyzed DNA can also be used in premium and specialty cosmetic formulations where differentiated raw materials are required.
Hydrolyzed DNA may be combined with other cosmetic ingredients such as:
The compatibility of each combination should be evaluated during formulation development.
Hydrolyzed DNA should be handled according to the technical specifications of the selected grade. Because it is a hydrolyzed polymeric material, its physical characteristics can differ significantly depending on the manufacturing process.
The degree of hydrolysis is particularly important because it influences the size distribution of the resulting DNA fragments.
Other factors that should be evaluated during formulation include:
Hydrolyzed DNA should generally be incorporated using a process suitable for the particular grade. Excessive heat or unsuitable processing conditions may affect the characteristics of sensitive biological-derived materials.
For commercial cosmetic production, the final formulation should be evaluated for stability, appearance, viscosity, pH, microbial quality and compatibility.
| Parameter | Specification |
|---|---|
| Appearance | White or colourless crystals / white powder |