What is Minoxidil Powder?
Minoxidil is a vasodilator that was originally developed as a medication to lower blood pressure. However, clinical studies found that its effectiveness for hypertension was limited, while it unexpectedly demonstrated a beneficial effect on promoting hair growth.

As a result, minoxidil was later formulated as a topical hair growth solution and has been widely used for various types of hair loss, especially for the treatment of androgenetic alopecia.
Today, minoxidil has become the most commonly used topical treatment for androgenetic hair loss. It not only promotes hair regrowth but also prolongs the hair growth cycle and thickens hair shafts, making it suitable for long-term use.
| Appearance | White Powder |
| Specification | 99% |
| Other Name | 2,4-diamino-6-piperidinopyrimidine3-n-oxide |
| CAS | 38304-91-5 |
| Molecular Formula | C9H15N5O |
| Molecular Weight | 209.25g/mol |
| Packaging | Drum,Vacuum Packed,Aluminum Foil Bag |
| Shelf Life | 2 Years Proper Storage |
| For research use only |
What Are the Benefits of Minoxidil Powder?
Minoxidil is a commonly used clinical medication that is widely applied to promote hair growth and treat hair loss. Its mechanisms of action include the following:
Vasodilation
Minoxidil has a vasodilatory effect, which can enhance blood circulation in the scalp, increasing blood flow and nutrient supply to the scalp's capillaries. This provides hair follicles with more oxygen and nutrients, supporting hair growth.
Increasing Cellular Activity
Minoxidil acts on hair follicle cells to increase their activity and metabolic rate. It can stimulate the proliferation and division of follicle cells, thereby boosting hair growth speed and density.
Extending the Hair Growth Cycle
Minoxidil can lengthen the hair growth phase, allowing hair to remain in the active growth stage for a longer period. Normally, the hair growth cycle includes anagen (growth phase), catagen (transition phase), and telogen (resting phase). By extending the anagen phase, minoxidil gives hair more time to grow.
Increasing Follicle Size
Minoxidil can also increase the size of hair follicles, enabling them to support more hair strands. This results in thicker, fuller-looking hair.
What Are the Common Formulations of Minoxidil Powder?
Common formulations include minoxidil lotion, minoxidil tincture, and minoxidil spray. Before use, it is important to identify the type of hair loss and follow proper usage under the guidance of a healthcare professional.
1. Minoxidil Lotion
Minoxidil lotion is suitable for mild to moderate androgenetic alopecia. Its main ingredient is minoxidil, which can prolong the hair follicle growth phase and promote the restoration of miniaturized hair follicles. Before use, the scalp should be cleaned, and the medication applied to dry scalp with gentle massage to aid absorption. Possible side effects include scalp itching or localized hypertrichosis. It is not recommended for pregnant or breastfeeding women. Continuous use for several months is required to see results, and hair loss may recur after discontinuation.
2. Minoxidil Tincture
Minoxidil tincture typically has a concentration of 5% for men with androgenetic alopecia, while women are recommended to use 2%. This formulation contains alcohol, which may cause scalp dryness or irritation. Avoid contact with the eyes and facial skin. Some users may experience temporary increased shedding during the initial phase of treatment. For better results, it can be combined with other treatments such as oral finasteride or low-level laser therapy.
3. Minoxidil Spray
Minoxidil spray allows for even application over larger areas of hair loss and is suitable for patients with extensive hair thinning. After use, some may experience scalp burning or contact dermatitis; those with allergies should use caution. Spray from a distance of about 15 cm from the scalp, and do not exceed the recommended daily dose. Note that this formulation has limited effectiveness on receding frontal hairlines and is ineffective on completely miniaturized follicles.
4. Minoxidil Foam
Minoxidil foam is less irritating and suitable for sensitive scalps. The foam formulation reduces dripping and increases local drug concentration. Apply the foam to the fingertips and gently massage into the thinning area, avoiding direct squeezing onto the scalp. Foam is particularly effective for oily hair loss, but may worsen seborrheic dermatitis, so it is recommended to use with antifungal shampoos.
5. Minoxidil Gel
Minoxidil gel has strong adhesion, making it suitable for individuals with active lifestyles. The gel matrix slows drug release and prolongs its action. Avoid using conditioner simultaneously, as it may interfere with absorption. For patients with scalp inflammation, use with caution as it may exacerbate irritation. Regular evaluation of hair follicle status is necessary, and treatment plans should be adjusted if ineffective.
General Tips for Using Minoxidil
●Maintain a balanced diet, supplementing with protein, B vitamins, and zinc.
●Avoid excessive hair dyeing or chemical treatments, which can increase traction alopecia.
●Use moderate water temperature and gentle shampoos.
●Ensure adequate sleep and manage stress levels.
●Regularly follow up to evaluate efficacy. Stop treatment and seek medical advice if severe adverse reactions occur.
●Combining minoxidil with other treatments such as microneedling or platelet-rich plasma (PRP) injections may enhance results.
Who are we?
Xi'an Ruichi Biotech Co., Ltd. is an innovative life science company providing dietary supplements, custom synthesis. We also provide OEM and private label services, including custom logo and packaging options, to meet your branding needs. Dosage forms including powder, capsules,softgels, tablets. As an FDA-registered manufacturer, we are committed to improving human health through consistent quality, regulatory compliance, and sustainable growth. We manufacture and source a broad portfolio of dietary supplements and health ingredient raw materials for global markets.
Quality is embedded in every stage of our operations. All manufacturing activities are conducted under strict supervision, following validated processes and standardized procedures. Our facilities operate in full compliance with GMP requirements, ensuring that every product meets international quality and safety standards. We maintain a comprehensive system of documented SOPs, aligned with GMP guidelines and ISO 9001:2015 certification, to support reliability, traceability, and continuous improvement.
Our quality management system integrates ISO 9001:2015 and GMP standards, enabling us to deliver products and services that meet the expectations of global pharmaceutical and nutraceutical markets. All products are tested in accordance with leading pharmacopeial standards, including CP, BP, EP, and USP. Every batch is freshly manufactured, with a typical shelf life of 2–3 years, ensuring optimal stability and performance.
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FAQ
Q: What is Minoxidil Powder?
A: Minoxidil is a widely used vasodilator compound and active ingredient in many hair growth and anti-hair loss products. As a high-purity powder (API), it is commonly used in topical formulations such as solutions, foams, and serums for hair regrowth research and product development.
Q: What are the main applications of Minoxidil Powder?
A: · Hair growth solutions (2%, 5%, or custom concentrations)
· Topical serums and foams
· Scalp treatments for hair loss
· Pharmaceutical and cosmetic formulation R&D
· Research on hair follicle biology
Q: Is Minoxidil Powder safe?
A: · Safe when used in regulated topical formulations
· May cause mild scalp irritation in some applications
· Proper formulation and concentration control are essential
Q: How should Minoxidil Powder be used?
A: Form: High-purity powder
Dosage/Formulation: Typically formulated into 2%–5% topical solutions, depending on product design
Application: Dissolved in appropriate solvents (e.g., ethanol/propylene glycol systems)
Storage: Store in a cool, dry, light-protected environment to maintain stability
For formulation and research use. Follow regulatory and safety guidelines.
If you want to buy Minoxidil Powder 99%, pls feel free to contact Xi'an Ruichi Biotech Co., Ltd. Develop high-performance hair growth formulations with premium Minoxidil Powder – trusted, effective, and ready for large-scale production.
E-mail: Jenny@ruichibio.com
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