Description

Technical Parameters

FIERCE Proviron 25mg 50 tablets core product introduction *

Pharmaceutical-grade formulation | FIERCE brand Mesterolone

Chemical name : 1α-methyl-17β-hydroxy-5α-androst-1-en-3-one

CAS No .: 1424-00-6

Specifications : 25mg/capsule, 50 capsules/bottle

Dosage form : hard capsules

Molecular formula : C₂₀H₃₂O₂

Molecular weight : 304.47

Melting point : 208-210℃

Appearance : White, opaque capsules with the FIERCE logo.

Purity : ≥99% (USP standard HPLC test)

Storage conditions : Store at 15-25℃ away from light.

Core Effects

FIERCE brand Provitamin is an oral active androgen preparation . Due to its unique 1α-methylation structure and potent SHBG binding properties , it is widely used for the treatment of androgen deficiency, improvement of male infertility, and cycle support for athletes .

✅Triple Mechanism of Action :

SHBG regulation : Effectively reduces sex hormone-binding globulin levels

Free testosterone : Increase the proportion of bioavailable free testosterone

Receptor agonism : Directly stimulates androgen receptors, enhancing androgen effects.

✅ FIERCE brand's unique advantages :

Purity Guarantee : Raw material purity ≥ 99.5%, conforming to USP standards.

Precise dosage : 25mg standard dose, content uniformity RSD ≤ 1.2%

Manufacturing under US cGMP standards : Strictly adheres to US FDA cGMP standards.

✅Global supply advantages :

Domestic shipping : Stored in a US warehouse, shipped within 24 hours.

Professional packaging : Moisture-proof and light-proof packaging to ensure product stability.

Customs clearance support : Complete FDA export documentation, fast customs clearance.

FIERCE brand quality advantages

1. Raw material quality control :

Chemical purity : Raw material purity ≥ 99.5% (HPLC detection)

Crystal form control : Stable β-crystal form ensures consistent dissolution.

Impurity control : Single unknown impurity <0.05%, total impurities <0.1%

2. Advantages in formulation technology :

Micronization technology : Raw material particle size D90≤10μm, ensuring rapid dissolution.

Capsule manufacturing process :

Capsule shell: pharmaceutical grade gelatin, moisture-proof and oxidation-proof.

Filler: Neutral carrier to ensure uniform content

Sealing process: Laser welding seal, anti-counterfeiting and moisture-proof.

Anti-counterfeiting technology : Holographic anti-counterfeiting label, scan code to verify authenticity.

3. Production Quality System :

cGMP Certification : US FDA cGMP certified production facility

Environmental control : ISO Class 5 cleanroom, online particle monitoring

Quality Traceability : A Full-Process Electronic Traceability System from Raw Materials to Finished Products

4. Quality control indicators :

Content uniformity : RSD ≤ 1.2% (USP standard requires ≤ 6%)

Dissolution rate : ≥85% dissolution at 30 minutes, ≥90% dissolution at 45 minutes.

Related substances : Degradation products <0.1%, total impurities <0.2%

Stability : Passed accelerated testing after 6 months; shelf life: 36 months.

FIERCE brand clinical advantages

1. Advantages in effectiveness :

Decreased SHBG : Significantly reduces sex hormone-binding globulin levels by 40-60%.

Free testosterone : Increases the proportion of biologically active free testosterone by 30-50%.

androgen effect : Directly stimulates androgen receptors, enhancing virilization.

2. Key Features and Advantages :

Non-aromatication : Does not convert to estrogen, and has no risk of water and sodium retention.

Effective orally : 17α-methylation protection, high oral bioavailability

Low hepatotoxicity : Relatively low hepatotoxicity compared to other 17α-alkylated steroids.

3. Advantages of use :

Convenient medication administration : once daily oral administration, resulting in high patient compliance.

Moderate half-life : 12-24 hours, suitable for multiple doses.

Synergistic effect : Combined use with other AAS can increase free testosterone levels.

Why choose FIERCE brand ?

SHBG Regulation : Effectively reduces SHBG and increases free testosterone

Non -aromatization : Does not convert to estrogen, and does not cause water and sodium retention.

Made in the USA : Manufactured to FDA cGMP standards, ensuring reliable quality.

Fast Shipping : Shipped from our US warehouse within 24 hours.

Summary

FIERCE brand Provitamin 25mg capsules represent the high-quality standard of androgen preparations . Through advanced manufacturing processes, strict quality control, and an efficient supply system , FIERCE provides users who need androgen support with a high-quality, high-efficiency product option. Choosing FIERCE means choosing American quality and fast service .

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