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CORE SARMS supplement stack featuring LGD4033, MK677, MK2866, and RAD140
Complete Stack 4 Products
CORE SARMS supplement stack featuring LGD4033, MK677, MK2866, and RAD140
Single bottle of CORE SARMS LGD4033 Ligandrol, 10mg, 60 capsules
CORE SARMS MK 677 (Ibutamoren) bottle, designed for research purposes only
CORE SARMS MK-2866 Ostarine 10mg research compound bottle
CORE SARMS RAD140 (Testolone) bottle, designed for research purposes only

Muscle Building Bundle

Complete Muscle Building Stack

4.9 (36 reviews)

£165.00 £185.00 Save 11%

What’s Included

  • tick-icon1x Ligandrol (LGD4033) - 60 capsules
  • tick-icon1x Testolone (RAD140) - 60 capsules
  • tick-icon1x Ostarine (MK2866) - 60 capsules
  • tick-icon1x Ibutamoren (MK677) - 60 capsules

Safe & Secure 3D Checkout

Lab Tested

Lab Tested

Third-party verified

Fast Shipping

Fast Shipping

3-5 business days

24/7 Support

24/7 Support

Expert guidance

Product Description

The ultimate muscle-building bundle combines four of the most effective SARMs for maximum muscle growth and strength gains. This carefully curated bundle includes Ligandrol, Testolone, Ostarine, and Ibutamoren, working synergistically to accelerate your muscle-building journey.

Each product is manufactured to pharmaceutical standards and third-party tested for purity. This bundle is designed for serious athletes looking to achieve their maximum muscle-building potential with a comprehensive approach.

36 reviews for Muscle Building Bundle

  1. Youssef Benali –

    Best purchase ever. EVER.

  2. Daniel Cohen –

    Good shiiit

  3. Julian Becker –

    Good

  4. Noam Levi –

    I will be buying again from here,

  5. Ryan McCarthy –

    My stack came in about 6 days… faster than I thought… My favourite definitely is MK.

  6. Avi Rosenberg –

    I got my order late, but i did get it.

  7. Stefan Popov –

    Great price for all of that.

  8. Georgios Nikolaou –

    I am very satisfied

  9. Emil Andersen –

    Bargain

  10. Niko Virtanen –

    Delivery time was a bit slow, but all bottles came intact, that’s good

  11. Roberto Alvarez –

    hard to swallow but the effect is worth it:)

  12. Hassan Mahmoud –

    Great product It increases strength and muscle mass

  13. Fernando Castillo –

    Good 10/10 10/10

  14. Omar Khalid –

    only started feeling the effects after the third week, but after that, oh boy—I felt it.

  15. Karim Haddad –

    I hate it. I needed to change all my shirts because they didn’t fit, lol.

  16. Paul Schneider –

    Unbelievable how fast it all happened! Recommend but be careful it works faster then you think.

  17. Peter Green –

    Tried the muscle building stack, took each compound at 10mg. MK-677 gave me the appetite boost I needed to gain size, muscles started feeling fuler on week 2. Also the most important part that helped me was the rekovery time between sets. Overall a really balanced stack that works good together. The only thing I would run LGD-4033 5mg instead of 10mg.

  18. Haim Saturnino –

    Holy moly the results were amazing

  19. Agata Radosław –

    Gains from this stack are out of this world

  20. Marin Fred –

    My arms got too big😅

  21. Vito Jytte –

    FABULIOS!!

  22. María C. Torin –

    All of my friends are in shock form my transformation

  23. Edmund Joachim –

    11/10 RECOMMEND!!

  24. Edric Ethan –

    After this I can finally look at myself in the mirror

  25. Nando Myles –

    I am going to purchase this again, no doubt

  26. Agapito Jeremías –

    Wasn’t expecting such great results

  27. Apollinaire Gearóid –

    I loved this, now its time to try something different

  28. Ritchie Daly –

    This is the best stack that you can get your hands on

  29. Grenville Saturday –

    Amazing stack

  30. Jojo Dana –

    My recovery is to the max!

  31. Jericho Spencer –

    Legit stack

  32. Burton Ernie –

    no complants at all

  33. Rupert Paulie –

    Its good, cant commplain about the compounds but seems a bit overpriced..

  34. Tracy Chozen –

    all of those combine really good toghether

  35. Gary Sandoval –

    Good👍

  36. Ernest Stanton –

    Top quality right here

Write a Review

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What are the Key Benefits of SARMs Muscle Building Bundle?

Maximum muscle growth

Maximum muscle growth

Enhanced strength

Enhanced strength

Improved recovery

Improved recovery

Better sleep quality

Better sleep quality

Increased bone density

Increased bone density

Synergistic effects

Synergistic effects

Ingredients & Dosage

Active Ingredients

Ligandrol (LGD4033)

10mg per cap

Lean muscle building

Testolone (RAD140)

10mg per cap

Strength and power

Ostarine (MK2866)

10mg per cap

Muscle preservation

Ibutamoren (MK677)

10mg per cap

Growth hormone support

Purity & Quality

Third-party lab tested Third-party lab tested
99%+ purity guaranteed 99%+ purity guaranteed
24-month shelf life 24-month shelf life

How Does Muscle Building Bundle Work?

This muscle-building bundle works by targeting multiple pathways for muscle growth simultaneously. Ligandrol and Testolone provide powerful anabolic effects, while Ostarine ensures muscle preservation and recovery. Ibutamoren supports the entire process through enhanced growth hormone release.

The combination creates a synergistic effect where each compound enhances the others‘ benefits, resulting in faster and more substantial muscle gains than any single compound alone. The bundle addresses all aspects of muscle building: protein synthesis, recovery, strength, and hormonal support.

Users typically experience rapid strength gains, improved recovery, better sleep quality, and substantial muscle growth throughout the cycle.

Key Actions

1 Activates multiple anabolic pathways
2 Enhances protein synthesis and recovery
3 Supports natural growth hormone release

How to Use Muscle Building Bundle?

Dosage

Dosage

Follow individual product dosing

Timing

Timing

Spread throughout the day with meals

Cycle Length

Cycle Length

8-12 weeks followed by a 4-week break

Important

Important

Dietary supplement use only

Important Notes

Start with lower doses if new to stacking. Monitor response carefully.

Looking for something else?

Is improving recovery, sleep quality, and overall anabolic environment your primary goal? Explore Bulking Bundle available at CORE SARMS.

Frequently Asked Questions

The bundle includes Ligandrol (LGD4033), Testolone (RAD140), Ostarine (MK2866), and Ibutamoren (MK677) – a complete muscle-building stack.

Users typically gain 15-25 pounds of muscle during an 8-10 week cycle with proper diet and training.

This stack is recommended for intermediate to advanced users who have experience with individual SARMs first.

Follow the individual dosing guidelines for each product. Start with lower doses if stacking for the first time.

This stack is generally well-tolerated when used responsibly. Some users may experience mild effects such as temporary fatigue, increased appetite, or minor water retention. Always follow dosing guidelines and monitor your body’s response.

Customer Reviews

4.86 out of 5 (36 reviews)
Ernest Stanton
2026-02-01

Top quality right here

Gary Sandoval
2026-01-31

Good👍

Tracy Chozen
2026-01-30

all of those combine really good toghether

Write a Review


Muscle Building Bundle

Muscle Building Bundle

£165.00
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