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MK-677 Ostarine RAD-140 Stack


Original price was: $184.99.Current price is: $164.99.

Selling fast! Get yours today! Same-day shipping available

MK-677 Ostarine RAD-140 Stack includes one discounted 30ml 25mg/ml bottle of MK-677, one discounted 30ml 25mg/ml bottle of Ostarine, and one discounted 30ml 15mg/ml bottle of RAD-140. Stack the savings!

Data on our Liquid MK-677 for sale

CAS Number: 159752-10-0

Formula: C27H36N4O5S

Molar Mass: 528.662 g/mol

Half life: 24 hours

Class: Ghrelin Agonist, Growth Hormone releasing agent

Storage: Store in a cool dry place away from direct sunlight to maximize shelf life.

Data on our Liquid Ostarine for Sale

CAS Number: 841205-47-8

Formula: C19H14F3N3O3

Molar Mass: 389.330 g/mol

Half life: 24 hours

Class: Selective Androgen Receptor Modulator

Storage: Store in a cool dry place away from direct sunlight to maximize shelf life.

Data on our Liquid RAD 140 for sale

CAS Number: 1182367-47-0

Formula: C20H16ClN5O2

Molar Mass: 393.83 g/mol

Class: Selective Androgen Receptor Modulator

Half life: 44.7 hours

Storage: Store in a cool dry place away from direct sunlight to maximize shelf life.

  • Each bottle includes a graduated 1mL glass pipette for convenient measurement.
  • Glass bottles with UV resistance to minimize degradation.
  • Tamper-proof seals to ensure safety in transit.
  • Less than 5% variance in concentration, guaranteeing consistency.
  • Formulated and packaged to prevent evaporation in storage.

This preparation is for laboratory research purposes only and is not approved by the FDA for human use. MK 677 / IBUTAMOREN, OSTARINE / MK2866, and RAD140 / TESTOLONE ARE NOT DIETARY OR SPORTS SUPPLEMENTS.

Why is Sports Technology Labs the best place to buy SARMs online?

A recent study involving chemical analyses of 44 different products sold and marketed as Selective Androgen Receptor Modulators on the internet revealed that quality control in this industry varies greatly from one company to the next. 

Only 52% of the products tested contained the product advertised, 59% contained amounts that differed from the label, a shocking 39% contained other unapproved drugs, 25% contained substances not listed on the label, and 9% contained no active substance at all. It is critical when performing research with SARMs to only purchase the highest quality, verified by third party analysis.

If you are trying to figure out where to buy SARMs, there appears to be no shortage of options out there. Sports Technology Labs is the best place to buy SARMs stacks online because of their consistent, verifiable high quality products, safe bottling and packaging, fast shipping, and great customer service.

When you buy SARMs from Sports Technology Labs you are choosing the highest quality ingredients. Minimum 98% pure compounds tested and certified by accredited American third party labs, suspended in USP grade (the highest grade) PEG400, bottled in America. 

Our products come in glass bottles with fixed glass droppers to prevent the leaching of unwanted plasticizers like BPA, and prevent contamination between testing with external measuring tools. 

We run a transparent business, with no discreet payment methods necessary and no misrepresentation of our products, only the highest quality research chemicals available online, secured by our 60-day money-back guarantee. 

We offer free shipping on orders over $149 and if you need the products in a hurry we offer express shipping as well. Customers that sign up for our email list get 10% off, and an additional 10% off for payment with cryptocurrency.

At Sports Technology Labs you can find SARMs for sale, including the highest quality MK 677, Ostarine, and RAD 140 (with a variety of RAD 140 stacks) for sale anywhere on the internet. That’s why we are confident in our claim that we offer the best SARMs for sale on the market today. 

And if you have any questions about our  products, you can also contact us and we’ll respond as soon as possible.

Abuse Warning

Selective Androgen Receptor Modulators are investigational compounds still awaiting FDA approval and are not dietary supplements. At Sports Technology Labs we are chemical suppliers, not medical doctors, and our expertise is sourcing and quality control. 

Sports Technology Labs does not encourage or condone consumer use of SARMs products, they are for research purposes only. Anecdotal reports and guides may not match those used in carefully designed medical research protocols and may pose a serious risk of adverse effects in users. Individual variables, comorbidities, and polypharmacy can also contribute significantly to the risk of health problems.

Selective Androgen Receptor Modulators should only be used under the supervision and direction of a medical doctor or designated research authority. We strongly discourage the use of SARMs for performance enhancement in sports and bodybuilding, and warn against “bro science” and peer consensus when making decisions about health.

FAQ on MK-677 Ostarine RAD-140 Stack

MK-677, also known as ibutamoren, is a non-steroidal selective androgen receptor modulator (SARM) that works by stimulating the release of growth hormone (GH) from the pituitary gland. GH is a naturally occurring hormone that plays a key role in muscle growth, fat loss, and bone mineralization. By increasing GH levels, MK-677 can help to promote these effects.

Ostarine, also known as enclomiphene, is a selective androgen receptor modulator (SARM) that works by binding to androgen receptors in muscle tissue. This binding activates androgen signaling, which promotes muscle growth and strength. Ostarine is also known for its ability to preserve muscle mass during periods of caloric restriction.

RAD-140, also known as tiramesine, is a selective androgen receptor modulator (SARM) that is structurally similar to testosterone. RAD-140 binds to androgen receptors in muscle tissue and promotes muscle growth and strength. It is also known for its ability to increase endurance.

Scientific References:

1. Van Wagoner RM, Eichner A, Bhasin S, Deuster PA, Eichner D. Chemical Composition and Labeling of Substances Marketed as Selective Androgen Receptor Modulators and Sold via the Internet. JAMA. 2017 Nov 28;318(20):2004-2010. doi: 10.1001/jama.2017.17069. Erratum in: JAMA. 2018 Feb 20;319(7):724. PMID: 29183075; PMCID: PMC5820696.

2. Yu, Z., He, S., Wang, D., Patel, H. K., Miller, C. P., Brown, J. L., … & Saeh, J. C. (2017). Selective androgen receptor modulator RAD140 inhibits the growth of androgen/estrogen receptor–positive breast cancer models with a distinct mechanism of action. Clinical Cancer Research23(24), 7608-7620.

3. National Center for Biotechnology Information. (2023). PubChem Compound for Ibutamoren. Retrieved November 01, 2023, from

4. Roch, P. J., Henkies, D., Carstens, J. C., Krischek, C., Lehmann, W., Komrakova, M., & Sehmisch, S. (2020). Ostarine and ligandrol improve muscle tissue in an ovariectomized rat model. Frontiers in endocrinology11, 556581.