Manufacturer:Dragon Pharma
Substance:Mastorin
Package qty.:100 tabs / (10 mg/tab)
SKU: P1668
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What is S-23 (Mastorin)?
S-23 (Mastorin) by Dragon Pharma is a potent SARM delivering 10 mg per tablet, designed to maximize lean muscle gain and enhance hardness while supporting fat loss. It's favored during cutting or recomposition phases for a dense, dry look without water retention.
Main Effects
- Increases lean muscle mass and density
- Improves strength and training performance
- Enhances muscle hardness and vascularity
- Promotes fat loss while preserving muscle
- Non-aromatizing — no estrogen-related water bloat
How Bodybuilders Use It
Commonly used at 10–30 mg daily for 6–8 weeks. Often included in advanced cutting stacks. Due to its suppressive nature, users follow with a PCT protocol like Clomid or Nolvadex to restore natural testosterone production.
Recommended Stacks
- Ostarine (MK-2866) – supports joint health while cutting
- LGD-4033 (Ligandrol) – adds size and strength synergy
- Testosterone Propionate – prevents hormonal crash
- Arimidex – controls estrogen during cycle
- Clomid – essential PCT post S-23 cycle
- GW-501516 (Cardarine) – boosts endurance and fat burn
Side Effects and Control
Can suppress natural testosterone and slightly increase aggression. Always follow with PCT and monitor hormone levels. No estrogenic side effects, but bloodwork is recommended for safety.
FAQ
- Is S-23 a steroid? No, it's a selective androgen receptor modulator (SARM).
- What does S-23 do? Builds lean muscle and enhances muscle hardness while burning fat.
- Do I need PCT after S-23? Yes, it's suppressive and requires Clomid or Nolvadex.
- How long is a typical cycle? Usually 6–8 weeks at 10–30 mg per day.
- Does it cause water retention? No, it delivers a dry, hard muscle look.
