Noopept vs Cagrilintide
Side-by-side comparison of key properties, dosing, and research.
Cognitive Enhancement
NoopeptGLP-1 / Weight Loss Agonists
Cagrilintide- Summary
- 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.
- Cagrilintide is a long-acting amylin analog developed by Novo Nordisk. Amylin is a peptide hormone co-secreted with insulin from pancreatic beta cells. Cagrilintide slows gastric emptying, suppresses glucagon, and reduces appetite via central amylin receptors. In combination with semaglutide (CagriSema), Phase 2 trials achieved approximately 15% body weight reduction. Phase 3 trials (REDEFINE program) are ongoing.
- Half-Life
- ~5–10 minutes but metabolite (CPG) effects last hours
- ~7–10 days
- Admin Route
- Oral, Sublingual, Intranasal
- SubQ
- Research
- —
- —
- Typical Dose
- 10–30 mg
- 0.16 mg → 0.3 mg → 0.6 mg → 1.2 mg → 2.4 mg
- Frequency
- 1–2x daily
- Once weekly
- Key Benefits
- 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
- ~15% body weight reduction in combination with semaglutide (CagriSema Phase 2)
- Synergistic appetite suppression complementing GLP-1 receptor agonists
- Reduces post-meal glucagon excursions improving glycemic control
- Slows gastric emptying contributing to prolonged satiety
- Once-weekly dosing via subcutaneous injection
- Potential for greater weight loss than semaglutide monotherapy
- Side Effects
- Headaches (choline depletion — pair with choline source)
- Irritability or anxiety at high doses
- Overstimulation
- Rare: brain fog with chronic use
- +1 more
- Nausea (most common, especially during titration)
- Vomiting
- Decreased appetite
- Diarrhea
- +2 more
- Stacks With
- —
- —