Products Description
Welcome to the definitive B2B resource for premium 100 Inositol Powder, presented by Chongqing Joywin Natural Products Co., Ltd. As an innovation-driven biotechnology company and a recognized global leader in the manufacture of high-quality nutritional ingredients-including being the world's largest manufacturer of organic inulin and one of only four major bromelain producers worldwide-Joywin brings unparalleled expertise in purification, quality control, and supply chain reliability to this essential vitamin-like compound.
Inositol, often referred to as Vitamin B8, is a carbocyclic sugar that plays a critical role as a structural component of cell membranes and as a key secondary messenger in cellular signaling pathways. Our product is pharmaceutical-grade myo-Inositol, the most biologically active and common stereoisomer, produced to the highest standards of purity (≥99.9%). It is a fundamental ingredient for formulators developing science-backed nutritional supplements targeting women's health, metabolic syndrome, mental well-being, and more. With Joywin, you are sourcing a molecule of verified purity, backed by a company with a proven global track record of integrity, technology, and rigorous quality control.
Product Source & Origin
Unlike inositol extracted from plant sources like corn steep liquor, Joywin's 100 Inositol Powder is produced through a controlled, modern fermentation and conversion process. This approach ensures a product that is not only of the highest purity but also free from agricultural contaminants and botanical variability.
* Production Philosophy: We leverage our core competency in biotechnology to manufacture inositol. The process begins with a sustainable, non-GMO feedstock, which undergoes enzymatic conversion and purification. This method guarantees a consistent, pharmaceutical-grade product that meets the demanding requirements of the nutraceutical and pharmaceutical industries.
* Raw Material Integrity: All starting materials are carefully selected and tested to ensure they are non-GMO and free from major allergens.
* Global Standards Compliance: Our production facilities operate under the stringent quality systems that have earned us certifications including ISO9001, FSSC, cGMP, Kosher, and HALAL, ensuring full traceability and compliance with global regulatory standards for food and supplement ingredients.
Product Composition
Our product is pure, well-characterized myo-Inositol, free from common excipients, flow agents, or anti-caking agents unless specifically requested. This allows for maximum formulation flexibility.
* Common Name: Inositol, myo-Inositol, Vitamin B8, cyclohexanehexol.
* Chemical Formula: C₆H₁₂O₆
* Molecular Weight: 180.16 g/mol
* Specification: myo-Inositol ≥ 99.9% (as determined by HPLC)
* Appearance: Free-flowing, crystalline white powder.
* Solubility: Freely soluble in water; practically insoluble in organic solvents.
* Taste: Characteristic sweet taste.

Product Parameters
|
Test Item |
Specification |
Method |
|
Assay (myo-Inositol) |
99.9% - 101.0% (on dried basis) |
HPLC |
|
Physical & Chemical |
||
|
Appearance |
White Crystalline Powder |
Visual |
|
Identification A (IR) |
Conforms to Reference Standard |
IR Spectroscopy |
|
Identification B (HPLC) |
Retention time matches standard |
HPLC |
|
Melting Point |
224°C - 227°C |
Pharmacopoeia Method |
|
Loss on Drying |
≤ 0.5% |
Gravimetric |
|
Residue on Ignition |
≤ 0.1% |
Gravimetric |
|
pH (5% solution) |
5.0 - 7.0 |
pH Meter |
|
Chloride (Cl) |
≤ 0.005% |
Turbidimetric |
|
Sulfate (SO₄) |
≤ 0.006% |
Turbidimetric |
|
Heavy Metals |
||
|
Total Heavy Metals |
≤ 5 ppm |
ICP-MS |
|
Lead (Pb) |
≤ 0.5 ppm |
ICP-MS |
|
Arsenic (As) |
≤ 0.5 ppm |
ICP-MS |
|
Cadmium (Cd) |
≤ 0.5 ppm |
ICP-MS |
|
Mercury (Hg) |
≤ 0.1 ppm |
ICP-MS |
|
Microbiological |
||
|
Total Plate Count |
≤ 100 CFU/g |
Petri Plate Method |
|
Total Yeast & Mold |
≤ 50 CFU/g |
Petri Plate Method |
|
E. coli |
Negative /10g |
Testing |
|
Salmonella |
Negative /25g |
Testing |
|
Staphylococcus aureus |
Negative /10g |
Testing |
Production Process
The production of pharmaceutical-grade myo-Inositol is a testament to Joywin's advanced capabilities in biochemical processing and purification.
1.Feedstock Preparation: A non-GMO, food-grade carbohydrate source (e.g., corn or rice derivatives) is prepared and purified as the starting material.
2.Enzymatic Conversion: This feedstock undergoes a controlled enzymatic or microbial bioconversion process to produce a crude inositol-containing solution.
3.Primary Purification: The solution is filtered, treated with activated carbon for decolorization, and passed through ion-exchange resins to remove ionic impurities, proteins, and other by-products.
4.Crystallization: The highly purified solution is concentrated under vacuum and subjected to a precise, multi-stage crystallization process. This yields pure myo-Inositol crystals, leaving impurities in the mother liquor.
5.Separation & Washing: The crystals are separated via centrifugation and washed with high-purity water to remove any surface impurities.
6.Drying: The wet crystals are dried in a fluid bed or vacuum dryer under strict temperature control to achieve the specified low moisture content without degradation.
7.Milling & Screening: The dried crystals are gently milled and passed through precision screens to achieve a uniform, free-flowing powder with the desired particle size distribution.
8.Blending (if required): For large, homogenized lots, the powder is blended in industrial-scale mixers to guarantee batch-to-batch consistency.
9.Final QC & Packaging: The finished product is sampled and subjected to comprehensive quality control analysis (HPLC assay, physicals, heavy metals, microbiology) before being packaged in a clean, controlled environment.
Quality Control
For a pharmaceutical-grade nutrient like Inositol, our commitment to quality is absolute. Our production is governed by our integrated quality systems, validated by our industry-leading certifications: ISO9001, ISO14001, ISO22000, FSSC, cGMP, Kosher, and HALAL.
Our advanced in-house laboratory is staffed by expert chemists and analysts. For Inositol, we deploy rigorous analytical techniques:
* High-Performance Liquid Chromatography (HPLC): For precise quantification of myo-Inositol and confirmation of its purity (>99.9%).
* Infrared (IR) Spectroscopy: For definitive structural identification against a pharmacopoeial reference standard.
* ICP-MS (Inductively Coupled Plasma Mass Spectrometry): For ultra-sensitive detection and quantification of heavy metals, ensuring they are well below strict pharmaceutical limits.
* Strict Pharmacopoeial Testing: We adhere to USP, EP, or FCC standards for parameters like loss on drying, residue on ignition, and specific impurities.
Product Characteristics
* Pharmaceutical-Grade Purity (≥99.9%): Our rigorous purification process ensures the highest level of purity, free from by-products or related compounds, providing a clean, reliable ingredient for precise formulations.
* Excellent Solubility & Clarity: It dissolves rapidly and completely in water, forming a clear, colorless solution, making it ideal for liquid formulations, clear beverages, and oral rehydration powders.
* Neutral Taste Profile: Its mildly sweet taste is easily masked or complemented, offering excellent organoleptic properties for consumer-friendly products.
* Superior Flowability & Handling: The crystalline powder is engineered to be free-flowing and non-hygroscopic, minimizing caking and ensuring consistent, high-speed processing in capsule filling and powder blending operations.
* Non-GMO & Allergen-Free: Produced via a fermentation process from non-GMO feedstocks, it is inherently free from common allergens, supporting clean-label product development.
Product Efficacy & Scientific Evidence
Inositol is a molecule with a robust and growing body of clinical evidence. Leveraging this science is key to building Authority and Expertise for your own products.
* Supports Mental Health & Mood Balance: Inositol acts as a key precursor in the phosphatidylinositol cycle, a critical second-messenger system for various neurotransmitters, including serotonin and dopamine. Double-blind, placebo-controlled clinical studies, such as those published in the American Journal of Psychiatry, have demonstrated that myo-inositol can support healthy mood balance and emotional well-being.
* Promotes Healthy Ovarian Function & Metabolic Health in Women: This is one of the most researched areas for myo-inositol. Numerous clinical trials, including research in Gynecological Endocrinology, have shown that myo-inositol, often in combination with D-chiro-inositol, can support healthy ovarian function, promote normal menstrual cyclicity, and improve metabolic parameters related to insulin sensitivity in women.
* Supports Insulin Sensitivity & Metabolic Syndrome: Inositol plays a vital role as a mediator of insulin signaling. It is a component of the inositol phosphoglycan (IPG) second messenger, which mimics insulin action. Clinical research indicates that myo-inositol supplementation can support healthy glucose and lipid metabolism, particularly in individuals with insulin resistance.
* Essential for Cellular Health & Neuroprotection: As a structural component of cell membranes and a participant in nerve conduction, inositol is fundamental to cellular health throughout the body, including the brain and nervous system.
Note: These statements are based on published scientific research and are for informational purposes. They are not intended to diagnose, treat, cure, or prevent any disease. Formulators must conduct their own research and consult with regulatory experts for compliant claims.
Application Scenarios & Use Cases
The versatility of Joywin's 100% Inositol Powder makes it a valuable ingredient across diverse health categories:
* Women's Health Supplements:
- Fertility & Ovarian Support Formulas: A cornerstone ingredient, often combined with folic acid, melatonin, or D-chiro-inositol.
- PMS & Menstrual Support: Incorporated into blends targeting hormonal balance and mood.
* Mental Well-being & Cognitive Health:
- Mood Support Capsules/Powders: As a standalone ingredient or combined with other calming nutrients like L-theanine, magnesium, or ashwagandha.
- Stress & Relaxation Formulas: For products targeting the adrenal and nervous systems.
* Metabolic Health & Sports Nutrition:
- Blood Sugar Support Formulas: Combined with chromium, berberine, or cinnamon extract for comprehensive metabolic support.
- Sports Recovery Powders: For its role in cellular signaling and glucose uptake.
* General Wellness & Functional Foods:
- Powdered Drink Mixes: An easy-to-mix addition for daily wellness shots or hydration powders.
- Capsules & Tablets: For straightforward, high-dose supplementation.
Packing & shipping
Joywin ensures the integrity of this high-purity nutrient through careful packaging and a reliable global supply chain.
* Packaging Options:
- Standard Bulk: Double food-grade polyethylene bags inside a sturdy, sealed fiber drum (typically 25kg net weight).
- Small Quantity / R&D: Sealed, moisture-proof aluminum foil bags (1kg, 5kg, 10kg) for evaluation and pilot batches.
- Customization: We can accommodate specific packaging requirements (e.g., inner liners, bag size, private labeling) upon request.
* Storage Condition: Store in a cool, dry, well-ventilated area (< 25°C / 77°F) away from direct sunlight and strong odors. Keep container tightly sealed when not in use.
* Shelf Life: 36 months from the date of manufacture when stored under recommended conditions.
* Global Logistics Solutions:
- Sea Freight: The most cost-effective solution for bulk orders (FCL/LCL consolidation available).
- Air Freight: For time-sensitive deliveries.
- International Express (DHL/FedEx/UPS): Ideal for samples and small trial orders (1-25kg).

jOYWIN technical support
● R&D team of 40 members to provide full technical support.
● Years of successful experience with top food companies in the world.
● Dedicate on build long-term relationships with our clients and developing deeps partnership.

Frequently Asked Questions
Q1: What is the difference between myo-Inositol and D-chiro-Inositol?
A: myo-Inositol is the most abundant form in the body and is a precursor to D-chiro-inositol. An enzyme (epimerase) converts myo-inositol to D-chiro-inositol in a tissue-specific manner. Both are biologically active but have different roles. Our product is 100% pure myo-Inositol, which is the most widely researched and used form for women's health and metabolic support.
Q2: What is your Minimum Order Quantity (MOQ) for 100% Inositol Powder?
A: Our standard commercial MOQ is 25kg (one drum). For initial product development, stability testing, or sample qualification, we offer smaller trial packages (1kg-5kg) to facilitate your evaluation.
Q3: Is your Inositol suitable for use in vegan and kosher certified products?
A: Yes, absolutely. Our Inositol is produced via a fermentation process that is suitable for vegan formulations. It is also certified Kosher and HALAL, and we can provide the necessary certificates to support your own final product certification.
Q4: Can you provide samples and all necessary documentation for our supplier qualification?
A: Certainly. We provide free samples (typically 100g-500g) for B2B qualification; you only pay for the courier service. We also provide a comprehensive documentation package including: Certificate of Analysis (COA) with HPLC chromatogram, Technical Data Sheet (TDS), Allergen Statement, Non-GMO Statement, Certificate of Origin, and our Kosher/HALAL certificates to support your internal quality checks and regulatory filings.
Q5: How do you ensure the product is free from bacterial contamination given its intended use in supplements?
A: Our production process, including high-temperature crystallization and drying, combined with strict GMP controls in a cleanroom environment, inherently controls microbial growth. We then test every batch thoroughly according to pharmacopoeial standards. Our COA provides full transparency on the results, ensuring the product consistently meets the strictest microbiological specifications for the dietary supplement industry.
Want to know more about 100 inositol powder? Please contact us immediately:contact@joywinworld.com
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