Oxytocin vs Thymosin Alpha-1
Side-by-side comparison of key properties, dosing, and research.
Cognitive EnhancementSexual Health & Libido
OxytocinImmune SupportAnti-Aging & Longevity
Thymosin Alpha-1- Summary
- Oxytocin is a 9-amino acid neuropeptide produced in the hypothalamus with diverse roles in social bonding, trust, stress reduction, and sexual function. Exogenous administration is used therapeutically to improve social cognition, reduce anxiety, and enhance intimacy.
- Thymosin Alpha-1 is a naturally occurring 28-amino acid peptide derived from the thymus gland. It is a powerful immune modulator approved in many countries for treating chronic hepatitis B, hepatitis C, and as an adjunct in cancer immunotherapy.
- Half-Life
- ~3–5 minutes (IV); ~30–60 minutes (intranasal, CNS effects persist longer)
- 2–3 hours
- Admin Route
- Intranasal, SubQ, IV
- SubQ
- Research
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- Typical Dose
- 20–40 IU
- 0.8–1.6 mg
- Frequency
- As needed (not daily long-term)
- Twice weekly
- Key Benefits
- Enhances social bonding and trust
- Reduces social anxiety and fear of rejection
- Improves autism spectrum symptoms (social cognition)
- Reduces cortisol and stress reactivity
- Enhances sexual arousal and intimacy
- Promotes maternal behavior and bonding
- May improve depressive symptoms
- Appetite suppression and metabolic effects
- Enhances T-cell and NK cell activity
- Supports recovery from viral and bacterial infections
- May reduce inflammation systemically
- Supports healthy aging and immune resilience
- Improves vaccine response
- Supports liver health
- May help with chronic fatigue syndrome and post-viral conditions
- Approved in multiple countries for hepatitis B and C treatment
- Side Effects
- Mild uterine cramping (avoid in pregnancy)
- Nasal irritation (intranasal)
- Headache
- Potential emotional over-attachment or jealousy amplification
- +2 more
- Injection site irritation
- Mild flu-like symptoms initially (immune activation)
- Fatigue (rare)
- Stacks With
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