Geneza Pharmaceuticals Steroids: The Full GP Product Line

    Geneza Pharmaceuticals Steroids: The Full GP Product Line

    Geneza Pharmaceuticals steroids: the full current GP line of about 40 products by type and strength, which were lab tested, and how to check any GP product.

    How the GP Line Is Organised

    Geneza Pharmaceuticals steroids are sold under one naming system: the GP prefix, a short compound name and, for most products, the strength. GP Test Cyp 250 is testosterone cypionate at 250 mg/ml, GP Tren Enanth 200 is trenbolone enanthate at 200 mg/ml, GP Oxan is oxandrolone at 10 mg per tablet. Injectables come in 10 ml multidose vials; orals come in foil pouches of 20 to 100 tablets.

    The current line has about 40 products: testosterones and blends, trenbolones, nandrolones, boldenone, drostanolones and methenolone, a range of orals, and the anti-estrogens, SERMs and fat-loss drugs that go with them. The tables below follow the current GP catalogue. Strengths have changed over the years, so some older lab reports list different numbers, as the testing section explains.

    The simpler the naming, the easier it is to copy. Every GP product still needs a seller check, packaging comparison and, for testosterone, blood work.

    Testosterone Products

    GP testosterones

    Product
    Compound
    Strength

    GP Test Cyp 250

    Testosterone cypionate

    250 mg/ml

    GP Test Enanth 250

    Testosterone enanthate

    250 mg/ml

    GP Test Prop 100

    Testosterone propionate

    100 mg/ml

    GP Test Suspension 100

    Testosterone suspension

    100 mg/ml

    GP Test U250

    Testosterone undecanoate

    250 mg/ml

    GP Sust 270

    Five testosterone esters

    270 mg/ml

    GP Test Blend 350

    Enanthate, cypionate and propionate

    350 mg/ml

    GP Sust 270 follows the Sustanon idea with five esters: acetate, propionate, phenylpropionate, isocaproate and decanoate. GP Test Blend 350 mixes three esters at a higher concentration. The most searched testosterone, GP Test Cyp 250, is reviewed in GP Test Cyp 250.


    Trenbolone, Nandrolone, Boldenone and Blends

    Other GP injectables

    Product
    Compound
    Strength

    GP Tren Acetate 100

    Trenbolone acetate

    100 mg/ml

    GP Tren Enanth 200

    Trenbolone enanthate

    200 mg/ml

    GP Deca 300

    Nandrolone decanoate

    300 mg/ml

    GP Phenyl 100

    Nandrolone phenylpropionate

    100 mg/ml

    GP Bold 300

    Boldenone undecylenate

    300 mg/ml

    GP Test E 200 / EQ 200

    Testosterone enanthate and boldenone

    400 mg/ml

    GP Andromix

    Drostanolone, testosterone and trenbolone

    150 mg/ml

    GP Andromix is a short-ester cutting blend of drostanolone propionate, testosterone propionate and trenbolone acetate. GP Test E 200 / EQ 200 combines 200 mg of each compound per millilitre in one vial.


    Drostanolone, Methenolone and Injectable Stanozolol

    More GP injectables

    Product
    Compound
    Strength

    GP Mast 100

    Drostanolone propionate

    100 mg/ml

    GP Mast 200

    Drostanolone enanthate

    200 mg/ml

    GP Prima 100

    Methenolone enanthate

    100 mg/ml

    GP Stan 50 Inj

    Stanozolol suspension

    50 mg/ml

    GP Prima 100 is one of the brand's less common products and one of the few methenolone products from any underground label with a published independent test.


    Oral Geneza Steroids

    GP orals

    Product
    Compound
    Pack

    GP Oxan

    Oxandrolone

    10 mg, 50 tablets

    GP Anavar 50

    Oxandrolone

    50 mg, 50 tablets

    GP Stan 10 / Stan 50

    Stanozolol

    10 mg x100 or 50 mg x20

    GP Methan 10 / 50

    Methandienone

    10 mg x100 or 50 mg x20

    GP Oxy / GP Anadrol 50

    Oxymetholone

    50 mg, 50 tablets

    GP Turan

    Chlorodehydromethyltestosterone

    10 mg, 50 tablets

    GP Superdrol

    Methasterone

    10 mg, 100 tablets

    GP M1T

    Methyl-1-testosterone

    10 mg, 50 tablets

    GP Oral Tren

    Methyltrienolone

    250 mcg, 100 tablets

    GP Proviron

    Mesterolone

    25 mg, 20 tablets

    Among oral Geneza Pharmaceuticals steroids, oxandrolone comes in two strengths: the long-running GP Oxan at 10 mg and GP Anavar 50 at 50 mg per tablet, so a buyer should always check which one is in the pouch before dosing. Oxymetholone is sold under two names, GP Oxy and GP Anadrol 50, with the same 50 mg strength. Detailed reviews: GP Oxan and GP Stan.


    Ancillaries, PCT, Fat Loss and Sexual Health

    GP support products

    Product
    Compound
    Pack

    GP Anastrozole

    Anastrozole

    1 mg, 20 tablets

    GP Letrozole

    Letrozole

    2.5 mg, 20 tablets

    GP Exemestane

    Exemestane

    25 mg, 20 tablets

    GP Nolvadex

    Tamoxifen

    20 mg, 30 tablets

    GP Clomiphene

    Clomiphene

    50 mg, 30 tablets

    GP Clen

    Clenbuterol

    40 mcg, 100 tablets

    GP Helios

    Clenbuterol and yohimbine

    10 ml liquid

    GP T3

    Liothyronine

    25 mcg, 50 tablets

    GP Levitra 20

    Vardenafil

    20 mg, 50 tablets

    GP Cock Bombs 70

    Sildenafil and tadalafil

    70 mg, 50 tablets

    None of the ancillaries has a public independent lab test, so their quality rests on user reports alone. An underdosed aromatase inhibitor or SERM is a quiet failure that shows up later as side effects or poor recovery, and blood work for estradiol, and for LH, FSH and testosterone after a cycle, is the only way to confirm they worked.


    Which GP Products Have Been Lab Tested

    Among Geneza Pharmaceuticals steroids, 13 products were tested for AnabolicLab between 2015 and 2017, with analysis at SIMEC AG in Switzerland. Samples came from a European-based internet source. Full results sit behind AnabolicLab's paywall; the public summary for GP Oxan reported it slightly above its 10 mg label.

    AnabolicLab reports on GP products

    Product
    Published
    Label at the time

    GP Test Enanthate 250

    June 2015

    250 mg/ml

    GP Oxan

    August 2015

    10 mg, 50 tablets

    GP Test Prop 100

    January 2016

    100 mg/ml

    GP Methan 10

    January 2016

    10 mg, 100 tablets

    GP Tren Acetate 100

    February 2016

    100 mg/ml

    GP Deca 250

    June 2016

    250 mg/ml

    GP Stan 10

    July 2016

    10 mg, 100 tablets

    GP Bold 200

    November 2016

    200 mg/ml

    GP Phenyl 100

    November 2016

    100 mg/ml

    GP Prima 100

    November 2016

    100 mg/ml

    GP Test Enanth 250

    July 2017

    250 mg/ml

    GP Oxy and GP Tren Enanth 200 are also in the archive. Note the nandrolone and boldenone strengths: the tested vials were GP Deca 250 and GP Bold 200, while the current line lists GP Deca 300 and GP Bold 300. The old reports say nothing about the newer, stronger versions.


    Checking Any GP Product

    1. 1Buy from a reseller with years of independent feedback, not from a site claiming to be the official Geneza store.
    2. 2Compare packaging with recent community photos of the same product and batch.
    3. 3Use a reagent kit to confirm the compound.
    4. 4Run blood work: total testosterone for testosterone products, HDL and SHBG for orals, estradiol for aromatase inhibitors.

    The full process is in the Geneza product authenticity guide, and the brand overview in the Geneza Pharmaceuticals guide. How the GP line compares with its closest rival is covered in Geneza vs Dragon Pharma.


    Safety Across the Line

    All anabolic steroids suppress natural testosterone and can raise haematocrit, shift lipids and raise blood pressure. Trenbolone and the nandrolones add prolactin-related and cardiovascular concerns; oral 17-alpha-alkylated compounds such as oxymetholone, methandienone, methasterone and methyl-1-testosterone add liver strain. Clenbuterol and T3 carry their own heart and thyroid risks. Community harm-reduction advice is consistent: baseline blood work, a mid-cycle panel, post-cycle checks, and medical follow-up for abnormal results.


    The current GP line has about 40 products: injectable testosterones and blends, trenbolone, nandrolone, boldenone, drostanolone and methenolone, orals such as oxandrolone, stanozolol, methandienone and oxymetholone, plus anti-estrogens, SERMs, clenbuterol, T3 and two sexual health products. Injectables come in 10 ml vials and orals in pouches of 20 to 100 tablets.

    AnabolicLab published 13 community-funded reports between 2015 and 2017, analysed at SIMEC AG. They include GP Test Enanth 250, GP Test Prop 100, GP Tren Acetate 100, GP Tren Enanth 200, GP Deca 250, GP Bold 200, GP Phenyl 100, GP Prima 100, GP Oxan, GP Stan 10, GP Methan 10 and GP Oxy.

    For injectables it is the concentration in milligrams per millilitre, so GP Test Cyp 250 contains 250 mg of testosterone cypionate in each millilitre. For orals it is usually milligrams per tablet, so GP Anavar 50 is 50 mg oxandrolone while GP Oxan is 10 mg. Always check which strength you have.

    Orals, especially oxandrolone. Tablets are cheap to press and the compound is expensive, so fake or underdosed Anavar is common across all brands. Injectables are also copied, but blood work confirms testosterone products more easily than it confirms most orals.

    The GP line includes GP Nolvadex (tamoxifen 20 mg) and GP Clomiphene (50 mg) for post-cycle therapy, and GP Anastrozole, GP Letrozole and GP Exemestane for estrogen control. None of them has public lab testing, so blood work for estradiol, LH, FSH and testosterone is the way to confirm they work.

    Through online resellers; no official Geneza store has been verified. This site does not link to or recommend any seller. The guide to where to buy Geneza Pharmaceuticals explains how to judge a reseller and why sites claiming to be the manufacturer deserve extra caution.

    GenezaPharma.review is an independent review and information platform. We are not affiliated with Geneza Pharmaceuticals, its owners, manufacturers, distributors, or retail partners. This content is for informational and review purposes only. Images on this site are illustrative artwork made for editorial purposes; they do not show real products, packaging or labels and are not an advertisement or an offer to sell.

    ET

    Editorial Team

    Editorial Staff

    Editorial team

    Published August 8, 2026
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