Chemical Profile and Structural Characteristics
Allantoin (CAS 97-59-6), chemically known as 5-ureidohydantoin or glyoxyldiureide, is an organic compound naturally found in several plants and animals. This heterocyclic molecule features a five-membered ring structure with two nitrogen atoms and multiple hydrogen-bonding sites that contribute to its unique physicochemical properties. The compound typically appears as a white, odorless, crystalline powder with good solubility in hot water and limited solubility in cold water and organic solvents. Its stability across a wide pH range and compatibility with numerous cosmetic and pharmaceutical ingredients make it exceptionally versatile for formulation development.
Natural Occurrence and Production Methods
Allantoin occurs naturally in the roots and leaves of comfrey plants (Symphytum officinale), as well as in mammalian urine as a metabolic product of uric acid oxidation. Commercially, it is produced through both extraction from natural sources and synthetic routes, primarily via the oxidation of uric acid with potassium permanganate or through a chemical reaction between urea and glyoxylic acid. Synthetic production ensures consistent purity, batch-to-batch reproducibility, and freedom from plant-based contaminants, making it preferable for pharmaceutical and high-end cosmetic applications.
Mechanism of Action and Biological Activities
Allantoin exhibits multiple beneficial properties including promotion of cell proliferation and tissue regeneration through stimulation of epithelial cell growth. Its keratolytic action gently removes necrotic tissue while promoting wound healing through increased hydration of the extracellular matrix. The compound demonstrates anti-irritant properties by protecting sensitive tissues and soothing skin irritation. Additionally, it enhances the penetration of other active ingredients and exhibits mild astringent properties, contributing to its widespread use in skincare and wound care formulations.
Therapeutic Applications and Clinical Uses
In pharmaceutical applications, allantoin is extensively used in topical preparations for wound healing, burn treatment, and ulcer management. Dermatological formulations leverage its moisturizing and keratolytic properties for treating dry skin conditions, psoriasis, and ichthyosis. The compound is a key ingredient in products targeting acne, scars, and stretch marks due to its cell-regenerating capabilities. OTC products frequently incorporate allantoin for its soothing effects in treatments for sunburn, chapped lips, and minor skin irritations.
Cosmetic Applications and Skin Benefits
The cosmetic industry values allantoin as a multifunctional active ingredient in moisturizers, anti-aging formulations, and cleansing products. It functions as an effective moisturizer by enhancing the water-binding capacity of the stratum corneum. In anti-aging products, it promotes collagen synthesis and skin firmness while providing gentle exfoliation to improve skin texture and tone. Allantoin's compatibility with sensitive skin makes it suitable for products designed for rosacea, eczema, and dermatitis-prone skin. Its stabilizing effect on formulations and ability to enhance ingredient penetration further increases its utility across diverse cosmetic categories.
Formulation Compatibility and Stability
Allantoin demonstrates excellent compatibility with a wide range of cosmetic and pharmaceutical ingredients including surfactants, emulsifiers, oils, and other active compounds. It remains stable across a broad pH range (3-8) and under various processing conditions, including heating and high-pressure homogenization. The compound is compatible with both aqueous and anhydrous systems and can be incorporated into emulsions, gels, creams, lotions, and sticks. Formulators should note its temperature-dependent solubility, with optimal dissolution achieved at elevated temperatures (approximately 45-50°C).
Quality Specifications and Analytical Standards
We supply allantoin meeting stringent international standards including USP, EP, JP, and CTFA specifications. Critical quality parameters include identification by IR spectroscopy, assay (98.5-101.0% on dried basis), loss on drying (≤0.2%), residue on ignition (≤0.1%), heavy metals (≤10 ppm), and microbial limits. Our analytical methods employ HPLC for precise quantification and impurity profiling, ensuring consistent quality and compliance with global regulatory requirements for pharmaceutical and cosmetic applications.
Safety Profile and Regulatory Status
Allantoin has an exceptional safety profile with extensive clinical documentation supporting its non-toxic, non-irritating, and non-sensitizing properties. The compound is generally recognized as safe (GRAS) and is approved for use in cosmetic and pharmaceutical products worldwide, including listings in the FDA's Inactive Ingredient Guide and the European Cosmetics Ingredient Database. It is suitable for use in products targeting sensitive skin, pediatric formulations, and applications requiring frequent long-term use without significant safety concerns.
Market Position and Industry Demand
As a well-established multifunctional ingredient, allantoin maintains a strong position in the global skincare and wound care markets. Growing consumer demand for gentle, effective skincare solutions drives its increased incorporation in natural and organic product lines. The compound's cost-effectiveness, proven efficacy, and excellent safety profile ensure its continued preference over many synthetic alternatives. Market expansion is further supported by rising awareness of its benefits in emerging economies and increasing application in professional skincare treatments.
Technical Support and Application Development
We provide comprehensive technical support including formulation guidance, compatibility testing, and stability study design. Our applications laboratory offers assistance in optimizing dissolution techniques, developing novel delivery systems, and addressing specific formulation challenges. We collaborate with customers to explore new applications in advanced wound care, transdermal drug delivery, and innovative cosmetic formulations, providing expert guidance on regulatory compliance and claim substantiation for global market entry.
Q1. Can I get a free sample?
We can send you a samll free sample, and you only need to pay for the shipping cost.
Q2. What is the HyperChem payment term?
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Q3. What is HyperChem shipment policy?
Our policy is to strive for the quickest shipment time possible.
For ready stock samples, they are usually shipped within 3 working days after payment received.
For non-ready stock, please contact HyperChem sales team to negotiate.
Q4. What is HyperChem shipment term?
By Express
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Suitable for more than 50kg
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We will always attempt to utilize the quickest and most affordable way for customers to receive orders. And follow -up with customers via email for all shipment details as well as updated track information until it arrives without damage.
Q5. What HyperChem will provide after shipment?
For sample orders:
After shipment is done, an timely email including:
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2. Packaging photo
3. COA, MSDS, etc
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For commercial orders
A full set of shipment documents as well as package photos can be provided in scan-copy and original, to help customers complete the customs clearance process.
Established in 2013, Hyper Chem has exclusive tie-ups with leading manufacturers, supplying raw materials produced in GMP and ISO 9002 certified facilities, and provides high-quality ingredients and raw materials to cater to the requirements of our diverse range of clients.
Among them, our key client industrial sectors around the global are:
Pharmaceuticals
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Cosmetic Ingredients
Food Ingredients
Veterinary API
Agriculture fertilizer
Custom Synthesis lab supply
HyperChem provides to its wonderful and honorable clients comprehensive purchasing and distribution services which ensure that we are delivering the right generic, raw, or customized product, make sure that we are delivering it at the right time, ensure that it is delivered in the specified amount, and in the right kind of packaging to clients and customers of all types of industries irrespective of their size of operation.
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