Tripeptide-29 vs Noopept
Side-by-side comparison of key properties, dosing, and research.
Skin & CosmeticAnti-Aging & Longevity
Tripeptide-29Cognitive Enhancement
Noopept- Summary
- Tripeptide-29 is a pro-collagen cosmetic peptide composed of proline, hydroxyproline, and glycine — the core repeating unit of collagen. Applied topically, it signals dermal fibroblasts that collagen degradation has occurred, triggering compensatory new collagen synthesis.
- Noopept is a potent dipeptide-derived nootropic from Russia, structurally related to piracetam but estimated to be 1,000 times more potent by mass. It enhances memory consolidation, learning, and recall while providing neuroprotection via BDNF and NGF upregulation.
- Half-Life
- Not applicable (topical)
- ~5–10 minutes but metabolite (CPG) effects last hours
- Admin Route
- Topical
- Oral, Sublingual, Intranasal
- Research
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- Typical Dose
- 0.01-0.1% in formulation
- 10–30 mg
- Frequency
- Once or twice daily
- 1–2x daily
- Key Benefits
- Stimulates fibroblast collagen synthesis via damage-signal mechanism
- Reduces fine lines and improves skin smoothness
- Supports dermal matrix integrity
- Naturally bioidentical to collagen fragment sequences
- Well-tolerated in all skin types
- Synergistic with copper peptides and retinoids
- Enhances memory formation and recall
- Improves learning speed and cognitive processing
- Neuroprotective via BDNF/NGF upregulation
- Anxiolytic at low-to-moderate doses
- Improves verbal fluency and information processing
- Antioxidant (reduces oxidative damage in neurons)
- May improve cognitive symptoms of mild cognitive impairment
- Side Effects
- Excellent tolerability profile
- No documented significant adverse effects at cosmetic concentrations
- Rare sensitivity reactions in individuals with peptide allergies
- Headaches (choline depletion — pair with choline source)
- Irritability or anxiety at high doses
- Overstimulation
- Rare: brain fog with chronic use
- +1 more
- Stacks With
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