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Research & Educational Use Only. This protocol guide is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional before beginning any research protocol.
Selective Androgen Receptor Modulator Weekly Protocol Guide

Ostarine (MK-2866) Protocol Guide

Ostarine (MK-2866) is the most extensively studied SARM, known for its mild yet effective profile. Research focuses on lean mass preservation during caloric deficit, body recomposition, and joint/tendon health. It demonstrates favorable selectivity and is often the first SARM used in research protocols due to its well-characterized safety profile. Capsule Content 10mg per capsule (10,000mcg per capsule) Route of Administration Oral (capsule)

Protocol Overview

Compound
Ostarine (MK-2866) (Oral Research Compound - Lean Mass / Body Recomposition)
Category
Selective Androgen Receptor Modulator
Vial Size
10mg capsules
Reconstitution
N/A — oral compound
Route
Oral (capsule or liquid)
Frequency
7 days/week

Administration Instructions

This is an oral compound. No reconstitution is required.

How to Take

  • Swallow capsule with a full glass of water
  • Take at the same time each day for consistent blood levels
  • Can be taken with or without food
  • Store in original container at room temperature, away from moisture and light
  • Document administration times in research log

Weekly Dosing Schedule

DayUnitsDoseTiming
Monday1 cap10mgMorning
Tuesday1 cap10mgMorning
Wednesday1 cap10mgMorning
Thursday1 cap10mgMorning
Friday1 cap10mgMorning
Saturday1 cap10mgMorning
Sunday1 cap10mgMorning

Weekly Total: 7 capsules (70mg) • Cycle Duration: 8 weeks on, 4 weeks off

Quick Dosing Reference

Units (Ticks)Dose (mcg)Dose (mg)
1 cap10mgConservative starting dose
1.5 caps15mgModerate research dose
2.5 caps25mgAdvanced research dose

Administration Guidelines

  • Take orally with water in the morning
  • Cycle length: 8 weeks on followed by 4 weeks off
  • Dose range: 10-25mg per day
  • PCT (Post Cycle Therapy) recommended after each cycle (mild suppression)
  • Liver support supplement recommended during cycle
  • Mildest SARM - suitable for introductory research
  • Store capsules at room temperature in a cool dry place
  • Keep away from direct sunlight and moisture
  • Document administration times and observations

Storage Requirements

StateStorage Conditions
Capsules (sealed)Room temperature, cool dry place, protect from light
Capsules (opened)Keep tightly sealed, away from moisture and heat
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