Anabolic Mestanolone CAS 521-11-9 Raw Steroid 17Alpha-Methyldihydrotestosterone Powder

Methyltestosterone is an synthetic anabolic steroid used for treating men with testosterone deficiency or similar androgen replacement therapies.Also,has antineoplastic properties and so has been used secondarily in women with advanced breast cancer.Methyltestosterone is a schedule III drug in the US.

Product Details

1.Product Introduction

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Synonyms: Mestanlone; Methyldihydrotestosterone

CAS NO.: 521-11-9 

EINECS : 208-302-6 

Appearance: White crystalline powder 

Grade : Pharmaceutical Grade

Storage: Shading, confined preservation 

Manufacturer :HE ZHONG

Delivery time :within 12 hours upon receipt of payment 

Delivery: EMS, DHL, TNT, FedEx, UPS



Usage:Mestanolone  ( Proviron ) is the 17α-methylated version It is an orally bioavailable androgenic steroid that is highly androgenic while only slightly 
anabolic. It is incapable of aromatization and is not an agonist of the progesterone receptor.
 Dosages range from 10mg to 30mg a day for males. Women should avoid Mestanolone for it is very androgenic. Long term use,  more than 12 weeks should be avoided do to hepatoxicity. Since Mestanolone is unable to convert to estrogen, it is very useful during cutting phases or when one wishes to avoid excess weight gain. Again it's stacked with Masteron and Halotestin even Testosterone a Propionate the final weeks of a cutting phase.
Proviron is helpful in stacks to keep the body from turning testosterone into estrogen, thus giving the testosterone a better anabolic effect.And it can also help boost the potency of testosterone in the body by freeing testosterone from its binding to sex hormone-binding globulin. 
Mesterolone is an orally applicable androgen and DHT derivative, is sold under the brand proviron, It is a synthetic, orally effective androgen which does not have any anabolic characteristics. Proviron is used in school medicine to case or cure disturbances caused by a deficiency of male sex hormones. Many athletes often use Proviron at the end of a steroid treatment in order to increase the reduced testosterone production. 

Mestanolone Dosage
Dosages range from 10 mg to 30 mg a day for malesfor 6-8 weeks, which is often enough to keep blood serum levels well above baseline with this particular drug. More specifically, Ermalones strength and muscle gains are largely on par with those of the DHT-derived anabolic steroid Winstrol (Stanozolol). Its anabolic and androgenic effects are typically dose dependent and extremely supportive of testosterone-based cycles. Experienced steroid users have been known to run more aggressive dosages of 30 mg/day of methyldihydrotestosterone. Long term use, more than 12 weeks should be avoided do to hepatoxicity.

4.prodection details


Molecular Weight:304.47
Density:1.064 g/cm3
Melting Point:191 °C
Boiling Point:416.1 °C at 760mmHg
Flash Point:177.6 °C
Solubility:practically insoluble < RESIDUES 0.25% max
Appearance: White crystalline powder.



DescriptionWhite Or Practically White Crystalline Powder
Ref. StandardEnterprise Standard
Results Of Analysis Tests
TestsAnalysis StandardResults
Melting Point176~181℃176.5~181℃
Specific Rotation+25°~ +31°+25.9°
Loss On Drying≤0.5%0.32%
ConclusionBe Conform With Enterprise Standard

5. Packaging & Delivery 

  1. Shipping by express (FedEx, UPS, DHL, EMS), by air; By ship.

  2. Shipment will be arranged within 24 hours after receiving the payment;

  3. Pictures of the package will be sent to you then along with the tracking number; Super discreet packaging, to ensure safe delivery, 99% successful delivery rate is ensured. Delivery time: All of the orders will be packed within 24 hours after we get the payment usually it takes about3~5work days for you to get the parcel. Payment method: Bank wire, Western union, Moneygram

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