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TWP Ostasize

The Warrior Project 60 caps

£42.23Tax includedLowest price in 30 days: £42.23

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TWP Ostasize is a 60-capsule research compound from TWP Nutrition containing Ostarine (MK-2866), one of the most extensively studied selective androgen receptor modulators (SARMs). It is sold exclusively for research and analytical purposes and is not intended for human consumption.


Key Features



  • Active compound: Ostarine (MK-2866)

  • 60 capsules per container

  • Research-grade formulation

  • From TWP Nutrition — a recognised name in the research compound space


About Ostarine (MK-2866)


Ostarine is a non-steroidal SARM that selectively binds to androgen receptors in muscle and bone tissue. It has been studied in preclinical and clinical settings for its effects on lean tissue preservation, muscle metabolism, and bone density. It is one of the most referenced SARMs in scientific literature.


For research purposes only. Not for human consumption.

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TWP Ostasize is a 60-capsule research compound from TWP Nutrition containing Ostarine (MK-2866), one of the most extensively studied selective androgen receptor modulators (SARMs). It is sold exclusively for research purposes and is not intended for human consumption.

Ostarine is a non-steroidal SARM that selectively binds to androgen receptors in muscle and bone tissue. It has been studied in both preclinical and clinical settings for its effects on lean tissue preservation, body composition, and bone density.

Ostarine has been investigated in research contexts related to muscle wasting, cachexia, and bone density. Its tissue selectivity makes it a frequently referenced compound in SARM research programmes worldwide.

MK-2866 is among the most characterised SARMs in published research. It acts via selective androgen receptor binding in muscle and bone, with studied effects on lean tissue and metabolic pathways.

TWP Ostasize is supplied as 60 capsules per container. The product is from TWP Nutrition, a recognised brand in the research compound space.

No. TWP Ostasize is sold strictly for research and analytical purposes. It is not a dietary supplement and is not intended for human consumption under any circumstances.

This product is intended for researchers and analysts conducting scientific or analytical studies. It is not suitable for general public use as a dietary supplement.

The active compound is Ostarine (MK-2866), a well-studied non-steroidal selective androgen receptor modulator. Full compound details are available on the product label.

This product should be stored in a cool, dry place and handled in accordance with standard research protocols. It must be kept out of reach of children and used only for its intended research purpose.

TWP Ostasize is available at Cross The Limits, an authorised UK retailer. Orders placed before 4pm are dispatched the same day, with free UK shipping on orders over £89.