This is a Get Yok'd curated bundle pairing two of Hi-Tech Pharmaceuticals' most effective natural muscle-building products into one complete stack: Testosterone 21 and Turkesterone 650. The reason this combination works so well is that these two products operate through completely different biological mechanisms — one works through the hormonal axis, the other works directly at the protein synthesis level — meaning they complement rather than duplicate each other. Together they cover the two most important variables in building lean muscle naturally: the hormonal environment that makes anabolism possible, and the cellular machinery that actually builds the muscle.†
Both products are delivered via Hi-Tech's patented Cyclosome Technology — liposomal + cyclodextrin encapsulation for dramatically superior bioavailability compared to standard tablets. No hormones introduced exogenously. No PCT required. Legal and available without a prescription.†
What's in the Stack
Product 1: Hi-Tech Pharmaceuticals Testosterone 21 — 120 Tablets
Testosterone 21 is Hi-Tech's flagship natural testosterone support formula, built around four ingredients that have become the most discussed hormone-supporting stack in the fitness community in recent years: Fadogia agrestis, Tongkat Ali, KSM-66 Ashwagandha, and Zinc — all at research-relevant doses, all delivered through Cyclosome Technology.†
- Fadogia Agrestis 20:1 Extract (FadogiaPure) — 1,200mg — equivalent to 24 grams of raw Fadogia stems. Fadogia agrestis is a Nigerian botanical that has demonstrated the ability to increase serum testosterone levels within 5 days of daily oral administration in animal research. The proposed mechanism involves direct stimulation of Leydig cells — the testicular cells responsible for testosterone biosynthesis — driving LH-independent testosterone production. At 1,200mg of 20:1 extract, Testosterone 21 provides one of the most aggressive Fadogia doses available in any supplement on the market.†
- Tongkat Ali (Eurycoma longifolia) 100:1 Extract (TK100) — 400mg — equivalent to 40 grams of root material. LJ100 and similar high-ratio Tongkat Ali extracts are standardized for bioactive eurypeptides and glyco saponins — the specific compound classes responsible for Tongkat Ali's documented effects on free testosterone availability, SHBG reduction, libido, and the testosterone-to-cortisol ratio in exercising men. Multiple human clinical trials have documented significant improvements in testosterone levels, muscle strength, body composition, and sexual function with consistent Tongkat Ali use at this dose range.†
- KSM-66 Organic Ashwagandha Root Extract — 600mg — the most extensively researched ashwagandha extract in existence, with 24+ human clinical trials at this specific dose documenting cortisol reduction, testosterone support, improvement in the testosterone-to-cortisol ratio, and direct effects on lean mass and strength in resistance-trained men. In the context of this stack, KSM-66 manages the cortisol side of the hormonal equation — cortisol and testosterone are biochemical antagonists that compete for the same pregnenolone precursor, meaning lower cortisol directly means more substrate available for testosterone synthesis.†
- Zinc (as OptiZinc Zinc L-Methionine and Zinc Citrate) — 50mg — zinc is a direct cofactor in testosterone biosynthesis and in pituitary LH secretion (the hormonal signal that commands testicular testosterone production). Zinc deficiency is one of the most common causes of suboptimal testosterone in athletes who sweat heavily. OptiZinc provides zinc in its most bioavailable amino acid chelated form.†
Dosing: 2 tablets twice daily with meals. 120 tablets = 30 servings.
Product 2: Hi-Tech Pharmaceuticals Turkesterone 650 — 60 Tablets
Turkesterone 650 is Hi-Tech's Uzbekistani Ajuga turkestanica extract, standardized to 10% Turkesterone and 50% total Ecdysteroids — the 50:1 drug-to-extract ratio equivalent to 32.5 grams of whole plant per 650mg serving. It is the highest-dose, most potent single-ingredient turkesterone product Hi-Tech makes, delivered through the same Cyclosome Technology used across their entire lineup to solve the fundamental bioavailability problem that makes most turkesterone products ineffective.†
Turkesterone is an ecdysteroid — a phytosteroid class structurally analogous to insect molting hormones that has been the subject of Soviet and Russian sports science research for decades. Russian Olympic programs treated ecdysteroids as performance-enhancing compounds long before they entered the Western supplement market. The mechanism is categorically different from testosterone-based anabolism: ecdysteroids do not interact with androgen receptors. Instead, they work at the translational level of muscle protein synthesis — specifically by optimizing the mRNA translation process and enhancing leucine and amino acid uptake into muscle cells. More amino acids get shuttled into muscle. More amino acids that are already in muscle stay there (anti-proteolytic effect). The result is a sustained anabolic environment in the muscle cell that builds and preserves lean mass independent of hormonal signaling.†
This non-hormonal mechanism is what makes Turkesterone 650 the perfect complement to Testosterone 21 — they build the same outcome (more muscle, less breakdown) through pathways that do not overlap, interact, or require any hormonal management. No PCT. No suppression. No estrogen conversion risk. Stack them together and both mechanisms run simultaneously.†
Dosing: 1 tablet twice daily with meals. 60 tablets = 30 servings.
Why This Combination Works — The Two-Mechanism Approach
Most "stacking" in the natural supplement world is redundant — two products that work through the same pathway, providing diminishing returns at added cost. The Testosterone 21 + Turkesterone 650 combination avoids this entirely because the two products occupy completely different biological lanes.†
Testosterone 21 works upstream — it supports the hormonal environment that allows anabolism to occur. More testosterone means higher nitrogen retention, more efficient protein synthesis signaling, better recovery between training sessions, stronger sex drive and motivation, and a more favorable body composition set point. The Fadogia agrestis + Tongkat Ali combination targets the HPG axis from two angles simultaneously: Fadogia drives testosterone production at the testicular level while Tongkat Ali supports free testosterone availability by reducing SHBG binding. KSM-66 manages the cortisol antagonist relationship. Zinc supports the enzymatic foundation of the entire system.†
Turkesterone 650 works downstream — at the actual muscle cell, at the level of protein synthesis. Regardless of what the hormonal environment looks like, turkesterone signals muscle cells to grab more amino acids from the bloodstream and synthesize more protein, while simultaneously telling muscle cells to preserve the amino acids already there. It makes the machinery more efficient. Combined with elevated testosterone creating a more anabolic signaling environment, the two products drive lean mass accumulation through both the hormonal stimulus and the cellular protein synthesis machinery at the same time.†
For guys who want to stay natural, avoid anything that requires PCT, and want the most comprehensive non-hormonal lean mass stack that Hi-Tech makes — this is the combination. Not a prohormone stack. Not a natural testosterone booster alone. Both simultaneously, through non-overlapping mechanisms, with Cyclosome delivery on both products.†
Who This Stack Is For
Men who have hit a plateau in their training that improved nutrition and progressive overload alone are not fully addressing. Men in their 30s and beyond who are aware that testosterone output has been declining and want to support it naturally before considering more aggressive interventions. Athletes who want to stay competition-legal and natural while adding meaningful anabolic support on top of their training. Men who have heard about Fadogia and Tongkat Ali through fitness media and want Hi-Tech's Cyclosome-delivered version rather than commodity extracts at questionable doses. Anyone who has already tried Testosterone 21 alone and wants to add the protein synthesis dimension without introducing anything hormonal. This stack is not for women. Not for anyone under 18.†
How to Run the Stack
- Testosterone 21: 2 tablets twice daily with meals (4 tablets per day). One bottle = 30 days.
- Turkesterone 650: 1 tablet twice daily with meals (2 tablets per day). One bottle = 30 days.
- Take both products with food for optimal absorption — Cyclosome Technology is fat-soluble and absorbs better in the presence of dietary fat.
- Optimal effects from Testosterone 21 begin appearing within 1-3 weeks of consistent daily use.
- Turkesterone's protein synthesis benefits build over 4-8 weeks of consistent daily use.
- Run for a minimum of 8 weeks to assess the full effect of both products together.
- No PCT required. No hormones introduced. Cycle responsibly — consider a 2-week break after 8-12 weeks of continuous use.
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 retailer of Hi-Tech Pharmaceuticals
- One of the best loyalty programs in the supplement industry — earn rewards on every purchase
- Owned and operated by fitness enthusiasts who actually use what we sell
Who Should Not Take This Stack
- Not for women — Testosterone 21 is formulated specifically for men
- Not for anyone under 18 years of age
- Not for pregnant or nursing women
- Consult a physician before use if you have or have a history of prostate cancer, breast cancer, or benign prostatic hyperplasia — testosterone-supporting compounds are contraindicated in these contexts
- Consult a physician before use if you have thyroid disease
- Consult a physician before use if taking any prescription medications
- This product may contain ingredients that are banned by some sports organizations and/or could increase the risk of a false positive on a drug test — competitive athletes should verify with their governing body before use
- Keep out of reach of children
†These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.