Semax vs Winstrol
Well Studied vs Well Studied
monitor Mechanism-based · 51% Both Semax and Winstrol can raise blood pressure. Monitor BP regularly and consider adding cardiovascular support (cardarine, telmisartan, or similar).
Molecular Data
Semax Winstrol
Weight 813.93 Da 328.49 Da
Half-life 0.5-2 hours ~9 hours (oral), ~24 hours (injectable)
Chain 7 amino acids —
Type ACTH(4-10) synthetic analog 17-alpha-alkylated anabolic-androgenic steroid (C21H32N2O)
Key Benefits
Semax
01 Rapid brain delivery via intranasal route
02 Rapidly increases BDNF levels
03 Extensive clinical research in Russia
04 Easy self-administration
05 Modulates dopamine and serotonin systems
06 Neuroprotective effects
Winstrol
01 Produces a dry, hard, and vascular appearance without water retention
02 Significant strength increases without proportional weight gain, favored in weight-class sports
03 Does not aromatize to estrogen, eliminating gynecomastia and bloating concerns
04 Potent suppression of SHBG, increasing free testosterone and enhancing the effectiveness of stacked compounds
05 Available in both oral and injectable formulations
06 High anabolic-to-androgenic ratio (320:30) relative to methyltestosterone
07 FDA-approved for hereditary angioedema prophylaxis
08 Enhances vascularity and muscle definition during caloric deficit
Dosing Protocols
Semax
300-600mcg per dose (up to 1000mcg for intensive use) / 1-2x daily (morning recommended for cognitive boost)
Research protocol 500-750mcg 1x daily
Intensive protocol 750-1000mcg 1-2x daily
Winstrol
25-50 mg/day (oral), 50 mg EOD (injectable) / Daily (oral) or every other day (injectable)
Performance - Standard Injectable 50 mg every other day Every other day (EOD)
Side Effects
Semax
Mild nasal discomfort (nasal route)
Possible nasal sensation upon administration
Winstrol
Severe HDL cholesterol suppression (winstrol is among the worst oral steroids for lipid damage)
Significant LDL cholesterol elevation
Joint dryness and pain, particularly in knees, shoulders, and elbows (notorious side effect)
Hepatic stress with elevated liver enzymes (ALT/AST)
Suppression of endogenous testosterone production
Hair loss and accelerated male pattern baldness (DHT derivative, particularly harsh on hairline)
Acne and oily skin
Tendon and ligament stress due to rapid strength gains combined with reduced joint lubrication
Dry, painful shin splints during cardiovascular exercise
Contraindications
Pregnancy or breastfeeding
Known peptide allergies
Do not exceed 4-week continuous use without medical supervision
Known or suspected prostate cancer
Breast cancer in males
Breast cancer with hypercalcemia in females
Pregnancy (Category X - known to cause fetal harm)
Severe hepatic dysfunction or active liver disease
Nephrosis or nephrotic phase of nephritis
Pre-existing severe cardiovascular disease or dyslipidemia
Hypersensitivity to stanozolol or any formulation component
Research Evidence
Semax Winstrol
Status Well Studied Well Studied
References 5 studies 5 studies
Latest 2025 June 2023
FDA Approved No Yes
This comparison is for educational and research purposes only. Consult a healthcare professional before use.