OSTARINE MK 2866 - OXYGENS LAB

OSTARINE MK 2866 from OXYGENS LAB is a concentrated liquid formulation of MK-2866 (Ostarine) intended for adult users who are looking for a targeted SARM option to complement structured training and nutrition. It is formulated for experienced trainees and those focusing on body-composition goals who understand the considerations associated with SARM use.

At a glance

• Suitable for: adult men and women with prior training experience
• Primary use: support for lean-mass and strength-focused programmes when combined with diet and exercise
• Included / size: 30 ml vial, 25 mg per 1 ml concentration
• Format & texture: clear liquid solution in a sealed vial for measured dosing
• Fragrance: none

What it is

How to use

• Daily dosing: Follow the label and your healthcare or prescribing professional’s advice. Typical guidance from experienced users is once-daily dosing; do not exceed 30 mg per day.
• Cycle guidance: Common cycles reported by experienced users are in the multi-week range; many choose to limit duration and allow an equivalent rest period afterwards.
• Practical tips: Measure doses carefully, store the vial sealed between uses, and keep a dosing log for consistency. If you have questions about interactions with medication or pre-existing conditions, consult a healthcare professional before use.

Why it works

• MK-2866 (Ostarine) — a selective modulator that targets androgen receptors in muscle and bone tissue; intended to act locally rather than broadly.
• Once-daily convenience — the formulation supports a daily dosing routine thanks to an approximate 24-hour half-life.
• Concentrated liquid — 25 mg per ml allows for precise dose adjustment when measured correctly.

What to expect

• Some experienced users report initial effects within a few weeks, with more noticeable changes after consistent use combined with training and nutrition.
• Individual responses vary; outcomes depend on dose, cycle length, diet, training and personal physiology.

Good to know

• Do not use if you are pregnant, breastfeeding, under 18, or advised against androgenic compounds by a healthcare professional.
• If you are taking prescription medication or have a medical condition, seek medical advice before starting.
• Competitive athletes should check anti-doping rules; SARMs are commonly restricted by sports authorities.
• Stop use and consult a professional if you experience persistent adverse effects.

Ingredients (INCI)

Active ingredient: MK-2866 (Ostarine). See product packaging for the full INCI list and excipients.

Storage & care

• Store in a cool, dry place away from direct sunlight.
• Keep the vial tightly sealed when not in use.
• Use within the timeframe indicated on the packaging for best quality.

Shipping & returns

Fast, tracked delivery nationwide (2–5 business days) across South Africa.

If you have questions about dosing options or suitability for your programme, contact our support team before ordering.