Innovative Labs Monster Plexx is the rebirth of the original quad stack — now a true "Quintuple Stack" with five hormonal anabolic compounds combined at a full 250mg, making it one of the most complete prohormone complexes on the legal market. The formula pairs quick-acting Acetate esters with long-lasting Undecanoate and Decanoate esters across five distinct compounds — 1-Andro (converts to 1-Testosterone, 7x more anabolic than testosterone, no estrogen conversion, dry gains), 4-Andro (converts to testosterone, boosts red blood cell count and protein synthesis), DHEA/Prasterone (foundational precursor supporting natural testosterone production), and Epiandrosterone (converts to DHT/Stanolone, supporting strength, muscle hardness, and libido) — so hormone levels stay consistently elevated with multiple peaks throughout the day rather than requiring precisely timed dosing. A 200mg Plant Androgenic & Anabolic Blend adds Diosterol® (stimulates LH secretion to raise natural testosterone), Ajuga Turkestanica (athletic performance and muscle maintenance), 5-Methyl-7-Methoxyisoflavone, and Pine Pollen Extract for additional protein synthesis support. Delivered via Cyclosome™ Technology, a liposomal "Trojan Horse" system that shields the compounds from liver breakdown. Considered a bulking prohormone — expect wet gains and significant size. Take 1 tablet in the morning and 1 tablet 6-8 hours later. Do not exceed 3 tablets daily. Cycle 4-8 weeks, followed by a required 4-week PCT (Hell Raiser recommended). Not for women. Men 18+ (21+ and prior prohormone experience recommended).†
Supplement Facts — Innovative Labs Monster Plexx (Per 1 Tablet)
Quintuple Prohormone & Anabolic Blend — 250mg
3β-Hydroxy-5α-Androst-1-en-17-one Acetate (1-Andro, fast-acting ester) — converts to 1-Testosterone, 7x more anabolic than testosterone, no estrogen conversion
(3β)-3-Hydroxyandrost-5-en-17-one Undecanoate (DHEA/Prasterone) — foundational hormone precursor supporting natural testosterone production
5α-Androstan-3β-ol-17-one Decanoate (Epiandrosterone) — converts to Stanolone (DHT), supports strength, muscle hardness, libido
4-Androsten-3β-ol-one Undecanoate (4-Andro) — converts to testosterone, boosts red blood cell count and protein synthesis
1-Androsten-3β-ol-one Decanoate (1-Andro, long-lasting ester) — extends 1-Testosterone conversion activity
Plant Androgenic & Anabolic Blend — 200mg
Diosterol® Brand Dioscorea Nipponica Makino 50-67:1 Extract (Rhizome and aerial parts) — stimulates hypothalamic LH secretion (not FSH), raising serum testosterone via steroidal saponins
Ajuga Turkestanica Extract — improves athletic performance, strength, endurance, and muscle maintenance
5-Methyl-7-Methoxyisoflavone — supports protein synthesis
Pine Pollen 100:1 Extract — supports protein synthesis
Blend with Cyclosome™ Technology — 200mg
Other Ingredients: Microcrystalline Cellulose, Phosphatidylcholine, Hydroxy Propylmethylcellulose, Phytosterols, Stearic Acid, Starch, Magnesium Stearate, Silica, FD&C Red #3
Non-methylated — cycle support (Gear Support or Liver Rx) not required but recommended as a precaution
60 tablets — 30-day supply at the standard 2-tablet daily dose
Take 1 tablet in the morning and 1 tablet 6-8 hours later
Do not exceed 3 tablets in any 24-hour period
Cycle: 4-8 weeks (1-2 bottles); new users may want a shorter cycle to test tolerance
4-week PCT required — Hell Raiser recommended; for longer cycles, use a full Hi-Tech PCT Bundle
Not intended for women. Serious adult athletes 18+ only.
May contain ingredients banned by some sports organizations and/or increase risk of false positive on drug tests
California Prop 65 Warning applies.
Why Five Compounds, Multiple Esters
Innovative Labs attached esters to every compound in Monster Plexx — Acetate for quick action, Undecanoate and Decanoate for long-lasting release — creating a sustained-release environment so hormone and testosterone levels stay consistently high without needing to time doses throughout the day. This eliminates the need to dose multiple times per day and produces the "snowball effect" of muscular development that comes from hormone levels consistently peaking via quick-acting and long-lasting anabolic agents working together.†
Diosterol® — The LH-Stimulating Botanical Anchor
Diosterol® Brand Dioscorea Nipponica Makino Extract works through a mechanism distinct from the five prohormone esters — it stimulates hypothalamic secretion of Luteinizing Hormone (LH) specifically, without stimulating Follicle Stimulating Hormone (FSH). As LH increases, the testes are signaled to increase serum testosterone production. The steroidal saponins in Diosterol® have been identified as the bioactive constituents responsible for this anabolic effect, working alongside the prohormone esters to raise the body's own natural testosterone output in addition to the exogenous compound conversion.†
Cyclosome™ Technology — The Trojan Horse Delivery System
Cyclosome™ Technology is the most advanced oral administration technology in the supplement industry to date, solving the common problem of testosterone-boosting compounds and legal prohormones being poorly absorbed by the body. Acting like a Trojan Horse passing through the liver undetected, this liposomal delivery system protects the hydrophobic prohormone compounds from first-pass inactivation, allowing significantly more of the active compounds to reach systemic circulation and muscle tissue rather than being broken down before they can act.†
Monster Plexx vs. Helladrol vs. Superdrol — Choosing Your Compound
Monster Plexx is considered a bulking prohormone — expect "wet gains" from the testosterone-pathway compounds in the blend. Helladrol is Innovative Labs' cutting-oriented alternative, producing less water retention and better suited to summer or lean-mass goals. Compared to Superdrol (which contains 6-oxo-Δ4-pregnene-3,20-dione, a Pregnenolone precursor, in place of some of Monster Plexx's compounds), Monster Plexx has more total active ingredients — both share 1-Andro, 4-Andro, Prasterone, Epiandrosterone, and Ajuga Turkestanica Extract as common components, with similar potential results in strength and size for both.†
The Ultimate Monster Plexx Stack — Adding a 19-Nor Compound
Monster Plexx already contains multiple prohormone pathways except 19-nor. For maximum size and strength, Innovative Labs and retailers commonly recommend "The Ultimate Monster Plexx Stack" — combining Monster Plexx with a 19-nor compound like Deca-Durabolin or Decabolin to add the nandrolone pathway's joint-protective, lean-mass-preserving benefits on top of Monster Plexx's already comprehensive five-compound base.†
Frequently Asked Questions
How long until I see results from Monster Plexx?
Be patient — many users report not noticing much in the first week and a half to two weeks. Around the third week, muscle fullness and strength gains typically become noticeable and continue building from there.†
Do I need PCT after a Monster Plexx cycle?
Yes — a 4-week PCT is required after your cycle. Hell Raiser is Innovative Labs' recommended PCT (also part of the Get Yok'd catalog — a comprehensive five-system formula covering prostate/DHT, testosterone/LH, aromatase inhibition, cardiovascular, and liver support). For longer cycles, a full Hi-Tech PCT Bundle is recommended instead.†
Can Monster Plexx be stacked with creatine or a fat burner?
Yes — Monster Plexx can be stacked with creatine and with a fat burner without conflict, since neither shares an overlapping hormonal mechanism.†
Will Monster Plexx cause a positive drug test?
Likely yes — this product may contain ingredients banned by some sports organizations and/or increase the risk of a false positive on drug tests. Tested athletes should consult their physician and sanctioning body before use.†
How to Take Innovative Labs Monster Plexx
Take 1 tablet in the morning and 1 tablet 6-8 hours later. Do not exceed 3 tablets in any 24-hour period. Cycle for 4-8 weeks (1-2 bottles); new users may prefer a shorter cycle to assess tolerance first. Begin a 4-week PCT (Hell Raiser recommended) immediately following the cycle. Read the entire label before use. Use only as directed. Serious adult athletes only, 18+ (21+ and prior prohormone experience recommended). Not intended for women. Consult your physician before use if you have or have had a medical condition, are currently using prescription drugs or receiving medical treatment, or have a history of high blood pressure, heart, kidney, thyroid, or psychiatric disease, difficulty urinating, prostate enlargement, anxiety, depression, seizure disorder, or stroke. This product may raise blood pressure and interfere with other drugs — talk to your doctor before use. California Prop 65 Warning applies.†
Why Buy at Get Yok'd
Real-time inventory across all five Southern California stores
Available in Burbank, Glendale, Glendale Galleria, Pasadena, and North Hollywood
Authorized Innovative Labs retailer — carrying Monster Plexx alongside Helladrol, Hell Raiser, and the full Innovative Labs prohormone lineup
Staff who can walk you through Monster Plexx cycle planning, the Ultimate Monster Plexx Stack, and PCT in person at any location
One of the best loyalty programs in the supplement industry — earn rewards on every purchase
Who Should Not Take Monster Plexx
Not intended for women
Serious adult athletes only, 18+ (21+ and prior prohormone experience recommended); not for beginners
Not for tested athletes — may contain ingredients banned by some sports organizations and increase risk of false positive drug tests
Not for individuals with a history of high blood pressure, heart, kidney, thyroid, or psychiatric disease
Not for individuals with difficulty urinating, prostate enlargement, anxiety, depression, seizure disorder, or history of stroke
May raise blood pressure and interfere with other medications — consult a physician before use
Do not use without PCT (Hell Raiser recommended) in place immediately following the cycle
Do not exceed recommended dose or cycle length
California Prop 65 Warning applies.
Keep out of reach of children.
†These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.