Thoroughbred Labs Mega Stack
Thoroughbred Labs Mega Stack

Thoroughbred Labs Mega Stack

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Estimated Delivery from 16th July
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Ensuring timely delivery is our top priority. We aim to dispatch all in-stock orders placed before 3 p.m. from Monday to Thursday and before 12 p.m. on Fridays (excluding bank holidays). Should you place an order after our courier deadlines, rest assured it will be shipped on the subsequent working day (excluding bank holidays). To enhance your shopping experience, we collaborate with various delivery partners. Tracking is available for all UK orders, and orders exceeding £79 qualify for free delivery.

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Royal Mail

Orders placed before 3pm Mon - Thurs and before 12pm Friday will be delivered within 2-3 business days. Saturdays are not classed as a working day.

FREE UK Delivery*

(on all orders £79 or over)


UPS, Royal Mail, Shop Collect

Orders placed before 3pm Mon - Thurs and before 12pm Friday will be delivered within 1-2 business days. Saturdays are not classed as a working day.

Expediated Shipping* from




Orders placed before 3pm Mon - Thurs and before 12pm Friday will be delivered within 1-2 business days. Any orders placed after 3pm Mon - Thurs & after 12pm on Fridays on this service will be delivered within 2 working days. Saturdays are not classed as a working day.

Shop Collect Only*** from



Orders placed before 3pm Mon - Thurs and before 12pm Friday will be delivered within 1-2 business days. Any orders placed after 3pm Mon - Thurs & after 12pm on Fridays on this service will be delivered within 2 working days. Saturdays are not classed as a working day.

* From shipping confirmation email notification being sent. Delivery times are not guaranteed. Excludes special orders and subject to stock availability.

** For orders dispatched to the EU orders shipped can take 5 - 21 working days to reach their destination. It is the customer's responsibility to cover import duties and taxes (if applicable) Please note that we cannot be held accountable for any orders that cannot pass through border customs. You must ensure such orders are legal and allowed by the country to which they are shipped. Orders are not refunded once shipped. By placing your order, you hereby agree to such terms.

*** Form of ID will be required at collection. Excludes special orders and subject to stock availability.

Tracking & Delivery 

You will receive a 'Shipping Confirmation' email once your order has been dispatched. It will include tracking information and the courier tracking link you can use to follow the progress of your order. It is imperative to provide your correct email address, otherwise, you will not receive this email. In rare cases, your email provider filters our emails into your spam folder, so please check this folder before contacting us. All orders go through fraud screening. If any issues arise, shipment may be delayed until they are resolved.

If you do not receive your order by the expected delivery date stated, you MUST inform us within 12 hours by emailing us at so we can investigate with the relevant courier immediately. Failure to do so may mean we are unable to remedy the problem which may include a refund or reshipment of your order.

Incorrect delivery information as stated by the customer is the responsibility of the customer who will be charged for carriage if we need to make a collection on their behalf and/or the order needs to be reshipped.

We do need to state that it is the customer's responsibility to ensure they are present to sign for their order. In no way can Just SARMs and/or its couriers be held liable for failed deliveries, unless either party has been negligent in their duty to deliver. 

For full terms and conditions click here.

Thoroughbred Labs Mega Stack: MK-677 and RAD-140 – The Ultimate Performance Combo

Unlock unparalleled muscle growth and performance with the Thoroughbred Labs Mega Stack, featuring the potent combination of MK-677 and RAD-140. As a leader in sports performance supplements, Thoroughbred Labs is committed to providing premium-quality products designed to maximize your physical capabilities. This dynamic duo is meticulously formulated to support muscle growth, enhance strength, improve recovery, and optimize overall body composition, making it an essential addition to any athlete's or bodybuilder's supplement regimen.

What is MK-677 (Ibutamoren)?

MK-677, also known as Ibutamoren, is a growth hormone secretagogue that stimulates the release of growth hormone (GH) and insulin-like growth factor 1 (IGF-1). It works by mimicking the action of ghrelin, a hormone that regulates appetite and GH release. Unlike traditional growth hormone injections, MK-677 is taken orally and offers a range of benefits, including increased muscle mass, enhanced fat loss, and improved recovery, without the need for injections.

What is RAD-140 (Testolone)?

RAD-140, also known as Testolone, is a selective androgen receptor modulator (SARM) designed to mimic the effects of testosterone. It selectively targets androgen receptors in muscle and bone tissue, promoting muscle growth and increasing strength without the severe side effects often associated with anabolic steroids. RAD-140 is renowned for its powerful anabolic effects, making it a popular choice among athletes and bodybuilders aiming to boost their performance and physique.

Key Benefits of the MK-677 and RAD-140 Mega Stack:

Accelerated Muscle Growth:

The combination of MK-677 and RAD-140 significantly enhances muscle mass. MK-677 stimulates the release of GH and IGF-1, promoting protein synthesis and muscle cell growth. RAD-140 boosts anabolic activity by binding to androgen receptors, resulting in rapid and noticeable muscle gains.

Enhanced Strength and Power:

With increased muscle mass comes greater strength and power. RAD-140 enhances your overall physical performance, allowing you to lift heavier weights and perform more intense workouts. MK-677 supports muscle growth and recovery, enabling you to maintain peak strength levels consistently.

Improved Recovery:

Faster recovery times are crucial for consistent training. MK-677 aids in reducing muscle soreness and speeding up the repair of muscle tissue, while RAD-140 minimizes muscle fatigue and damage. This means you can train more frequently and with greater intensity, without the prolonged downtime that hinders progress.

Optimized Body Composition:

MK-677 promotes fat loss while preserving lean muscle mass by increasing GH levels and encouraging the body to use stored fat as an energy source. RAD-140 helps you achieve a lean and defined physique by enhancing muscle growth and reducing fat accumulation.

Increased Bone Density:

Both MK-677 and RAD-140 support bone health. MK-677 promotes bone density by stimulating the release of GH and IGF-1, reducing the risk of fractures and injuries. RAD-140 targets androgen receptors in bone tissue, enhancing skeletal strength and durability.

Enhanced Sleep Quality:

Quality sleep is essential for muscle recovery and overall well-being. MK-677 has been shown to improve sleep quality, helping you get deeper and more restful sleep. This, in turn, supports optimal recovery and muscle growth.

Why Choose Thoroughbred Labs Mega Stack: MK-677 and RAD-140?

At Thoroughbred Labs, we prioritize quality, safety, and efficacy. Our Mega Stack is expertly crafted to ensure maximum purity and potency, delivering reliable and consistent results. Here's why our Mega Stack stands out:

Pharmaceutical-Grade Quality:

Our MK-677 and RAD-140 are manufactured in state-of-the-art facilities, adhering to the highest quality control standards. Each capsule contains the precise dosage of active ingredients, ensuring optimal effectiveness.

Third-Party Testing:

We believe in transparency and accountability. Every batch of our MK-677 and RAD-140 undergoes rigorous third-party testing to verify their purity and potency. This commitment to quality gives you the confidence to trust our product.

Easy-to-Take Capsules:

Our Mega Stack comes in convenient capsule form, making it easy to incorporate into your daily routine. Each capsule is accurately dosed, eliminating the need for measuring powders or dealing with unpleasant tastes.

Commitment to Customer Satisfaction:

At Thoroughbred Labs, we are dedicated to your success. Our customer support team is always available to answer your questions and provide guidance on how to best use our products to achieve your fitness goals.

How to Use the Mega Stack: MK-677 and RAD-140:

For optimal results, take one capsule of MK-677 and one capsule of RAD-140 per day. It’s best taken with food to enhance absorption. Consistency is key, so regular use of the Mega Stack, combined with a balanced diet and a rigorous training regimen, will help you maximize its benefits.

Unlock Your Full Potential with Thoroughbred Labs Mega Stack: MK-677 and RAD-140

Whether you're aiming to build muscle, enhance strength, improve recovery, or optimize your body composition, Thoroughbred Labs Mega Stack: MK-677 and RAD-140 is your ultimate performance enhancer. Experience the combined benefits of increased muscle mass, enhanced strength, improved recovery, and better sleep with our premium-grade stack. Join the ranks of elite athletes and bodybuilders who trust Thoroughbred Labs for their performance needs.

Elevate your training and unlock your full growth potential with Thoroughbred Labs Mega Stack: MK-677 and RAD-140 today!

Thoroughbred Labs
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