Methylene Blue
$96.00
Methylene Blue is a synthetic small-molecule compound belonging to the phenothiazine chemical class. It has a long history of use as a chemical dye and redox indicator in laboratory and analytical research environments.
Product Usage: For Research Use Only – Not for Human or Veterinary Use
Pure Health Peptides products are supplied to qualified research professionals and institutional users for in vitro laboratory research only. KYC verification is required prior to order fulfillment, and we reserve the right to refuse orders that do not meet buyer qualification criteria. These products are not drugs, foods, cosmetics, or dietary supplements, have not been evaluated by the FDA, and are not intended for human or animal use. Any such use is prohibited and may violate federal, state, or local law. By purchasing, the buyer represents and warrants that the product will be used solely for in vitro research.
Description
Product Name:
Methylene Blue (Encapsulated Solid)
Chemical Information:
- Chemical Name: Methylene Blue
- Chemical Class: Phenothiazine dye (small-molecule compound)
- Molecular Formula: C₁₆H₁₈ClN₃S
- Molecular Weight: ~319.85 g/mol
Molecular Structure:

Product Description:
Methylene Blue is a synthetic small-molecule compound belonging to the phenothiazine chemical class. It has a long history of use as a chemical dye and redox indicator in laboratory and analytical research environments. This product is supplied in an encapsulated solid format to support controlled storage, handling, and analytical preparation within laboratory research settings. The encapsulated format serves solely as a physical containment and presentation method and does not imply any route of administration or intended method of use. Methylene Blue is intended exclusively for controlled in-vitro laboratory research conducted by qualified professionals working with small-molecule compounds.
Research Applications:
- In-vitro use as a redox indicator in biochemical and chemical assay systems
- Analytical method development involving phenothiazine dyes
- Laboratory studies of small-molecule redox behavior under controlled conditions
- Comparative evaluation of synthetic dyes and redox-active compounds in research models
Storage and Handling:
- Store in a cool, dry environment away from direct light
- Maintain container tightly sealed when not in use
- Handle using appropriate laboratory safety and aseptic techniques
Product Specifications:
- Analytical Approach to Finished Formulations: Purity is a metric used for isolated raw materials, such as lyophilized peptide powders. Finished formulations—such as capsules, liquids, and topicals—contain multiple components, including excipients and stabilizers. In these systems, a single purity value does not accurately represent the overall composition. Instead, identity and assay (content) are reported on the COA to confirm the presence of the correct compound and to verify that the labeled amount per unit is accurate. This approach reflects standard analytical practice and provides more meaningful information for research applications.
- Format: Encapsulated solid research compound
- Appearance: Blue crystalline solid
- Solubility: Soluble in appropriate laboratory solvents following removal from the encapsulation format for analytical use
Compliance Notice:
Methylene Blue is FOR RESEARCH USE ONLY. It is not intended for human or veterinary use. This product has not been evaluated by the FDA. Misuse of this product is strictly prohibited and may violate federal, state, or local laws. By purchasing this product, buyer represents and warrants that it will be used only for in vitro research purposes.

Certificate of Analysis
At Pure Health Peptides, transparency is key. Every batch is third-party tested in the USA, with Certificates of Analysis (COAs) readily available for verification, giving researchers confidence in their work.
SHIPPING POLICY
At PURE HEALTH PEPTIDES, we are committed to providing safe, secure, and timely delivery of every order. We work with trusted shipping carriers and take extra precautions to ensure the integrity of temperature-sensitive products throughout transit.
Shipping Carriers
We currently ship through the following carriers:
• UPS
• USPS
• FedEx
• DHL
Carrier selection may vary depending on destination, shipping method, and product requirements.
1. Order Processing
All orders are processed promptly after successful payment confirmation.
* Orders are typically processed within 1–3 hours.
* Orders placed after business hours, on weekends, or holidays may be processed on the next business day.
* Customers will receive a shipping confirmation email containing tracking information once the package has been dispatched.
2. Shipping Options
Standard Shipping
Estimated delivery time: 2–4 business days.
Suitable for most products and destinations.
Express Shipping (Recommended)
Estimated delivery time: 1–2 business days.
Express shipping is highly recommended for temperature-sensitive products to minimize transit time and maintain product quality.
Please note that delivery times are estimates and may vary due to weather conditions, carrier delays, holidays, or other unforeseen circumstances.
3. Temperature-Sensitive Products
Certain products require special handling and may be packaged with insulated materials and cold packs to help maintain appropriate temperatures during transit.
Important Information:
* Ice packs are designed to provide temporary cooling during shipment.
* Cold packs may arrive partially or completely thawed and this does not necessarily indicate product damage.
* Extended transit times may affect temperature-sensitive items.
* For optimal protection, Express Shipping is strongly recommended.
PURE HEALTH PEPTIDES is not responsible for reduced product stability caused by delays beyond our control.
4. Tracking Information
Once your order has shipped, a tracking number will be provided via email or the contact information supplied during checkout.
Customers are responsible for monitoring tracking updates and ensuring that packages are received promptly upon delivery.
5. Delivery Issues, Damaged, or Incorrect Orders
If you receive an incorrect item or your package arrives damaged, please notify us within 48 hours of delivery.
To assist with claims, please provide:
* Order number.
* Clear photographs of the package and product.
* Description of the issue.
Requests submitted after 48 hours may not qualify for replacement or reimbursement.
6. Shipping Address Accuracy
Customers are responsible for providing complete and accurate shipping information at checkout.
PURE HEALTH PEPTIDES is not responsible for:
* Incorrect or incomplete addresses.
* Failed deliveries resulting from customer error.
* Delays caused by address issues.
Packages returned due to incorrect address information may be reshipped at the customer’s expense.
7. Lost, Delayed, or Stolen Packages
Once an order has been transferred to the shipping carrier, delivery becomes the responsibility of the carrier.
Although we will gladly assist customers in filing carrier claims and locating shipments, PURE HEALTH PEPTIDES cannot guarantee replacement or reimbursement for packages that are delayed, lost, or stolen after being marked as delivered.
8. International Shipping
International customers are responsible for understanding and complying with their local laws and import regulations.
Customers are responsible for any:
* Customs duties.
* Import taxes.
* Brokerage fees.
* Additional charges imposed by their country.
PURE HEALTH PEPTIDES is not responsible for packages delayed, seized, or rejected by customs authorities.
Questions?
If you have any questions regarding shipping, order status, or delivery concerns, please contact our support team. We are committed to providing excellent service and ensuring a smooth purchasing experience for every customer.

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