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S 23
70.00 USD

Selective Androgen Receptor Modulator
Active Substance: Mastorin
Manufacturer: Dragon Pharma
Unit: 100 pills (10 mg/pill)

Common Names

S 237, a formidable Selective Androgen Receptor Modulator (SARM), is commonly recognized as Mastorin. This cutting-edge product from Dragon Pharma has captured the attention of the fitness and bodybuilding community.

Drug Description

S 237 by Dragon Pharma is a precision-crafted SARM meticulously designed to target and activate androgen receptors. Each sachet contains 100 tablets, with each tablet delivering a potent 10 mg of the active substance Mastorin.

S 23 Composition

1 pill contains:
Active substance: Mastorin 10 mg

Bodybuilding Benefits

Promotes lean muscle gain
Enhances strength and power
Supports fat loss and definition
Minimizes androgenic side effects

Therapeutic Indication

While primarily utilized in bodybuilding, S 237's potential therapeutic indications include muscle preservation during caloric deficit and addressing muscle-wasting conditions.

Dosage (Men)

The recommended dosage for men typically ranges from 10 to 20 mg per day. It is advisable to start at the lower end of the spectrum and adjust based on individual response.

Dosage (Women)

For women, the recommended dosage is generally lower, ranging from 5 to 10 mg per day. Caution should be exercised to prevent androgenic side effects.

Active Life

S 237 has a moderate active life, allowing for convenient once-daily dosing. This provides flexibility and ease of use throughout the course.

S 23 Side Effects

While S 237 is generally well-tolerated, users may experience mild androgenic side effects, including rare instances of acne and hair growth. Regular monitoring and adjustments to dosage can help manage side effects.

S 23 Contraindications/Precautionary Measures

Individuals with pre-existing medical conditions should consult a healthcare professional before use.
Pregnant or breastfeeding women should avoid S 237.
Regular monitoring of hormone levels is recommended.


In case of overdosage, symptoms may include intensified side effects. Seeking immediate medical attention is advised.

S 23 Stack/Cycle

For a 10-week cycle:

Weeks 1-10: S 237 (10 mg/day)
Weeks 1-6: MK 677 (25 mg/day)
Weeks 7-10: GW 501516 (20 mg/day)

Package Presentation

S 237 by Dragon Pharma is presented in a sachet containing 100 tablets, each tablet showcasing the manufacturer's commitment to excellence. Trust in Dragon Pharma for a product that delivers unparalleled results.


Store S 237 in a cool, dry place, away from direct sunlight. Ensure the sachet is sealed properly to preserve the freshness and potency of each tablet. Dragon Pharma's dedication to quality is reflected in every aspect of this advanced SARM.

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