Andarine (S4) - OXYGENS LAB

Andarine (S4) from OXYGENS LAB is a selective androgen receptor modulator intended for adults undertaking targeted strength or physique phases. It is formulated to help preserve lean mass during calorie restriction and to support training efforts; it is intended for informed, supervised use by experienced athletes and gym-goers.

At a glance

• Formulation: oral tablets
• Suitable for: adults engaged in resistance training or cutting phases
• Common concerns: preserving lean muscle during fat loss, supporting muscle definition goals
• Texture / fragrance: not applicable (oral tablet)
• Packaging and size: see product label for pack details

What it is

How to use

• Follow the dosing instructions printed on the product label. Do not exceed the recommended dose.
• AM: take the labelled morning dose with food or water as instructed.
• PM: take the labelled evening dose at the recommended interval if the product directions specify split dosing.
• Do not extend cycles beyond the label guidance and consult a healthcare professional for personalised advice before starting or combining with other supplements.

Why it works

• Andarine (S4) — a selective androgen receptor modulator designed to act on muscle and bone tissues for targeted support during training and dieting phases.
• Supporting excipients — included to stabilise the tablet and aid delivery; see packaging for details.

What to expect

• Individual responses vary. Some users report noticing changes in training performance or muscle appearance within a few weeks; others may require a longer period.
• Monitor how you feel throughout use and keep realistic expectations—results depend on training, nutrition and recovery.

Good to know

• Not suitable for individuals under 18, pregnant or breastfeeding people, or those with unmanaged medical conditions. Consult a healthcare professional before use.
• Stop use and seek medical advice if you experience concerning symptoms, including visual changes, persistent headaches or other adverse effects.
• Interactions with prescription medicines are possible; disclose all supplements and medications to your healthcare provider.

Ingredients (INCI)

See packaging for the full INCI and excipient list.

Storage & care

• Store in a cool, dry place away from direct sunlight.
• Keep the container tightly closed and out of reach of children.
• Avoid environments with large temperature fluctuations to help maintain product integrity.

Shipping & returns

Fast, tracked delivery nationwide in South Africa (2–5 business days). Please check our returns policy on the site for details on eligibility and process.

If you have questions about this product or whether it fits your programme, contact our customer support for more information.