Peptide of the Week: Modafinil, Dihexa, C-Max & Semax – Brain & Focus

JD Denham and Will Haas

25 May 2026

Medical Disclaimer: We are not doctors. The content in this video is for educational and informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease. Any compounds discussed may be intended for research purposes only. Use at your own risk. Welcome back, warriors! In this episode of Peptide of the Week, JD Denham and William T. Haas break down four of the most powerful nootropics available Modafinil, Dihexa, C-Max, and Selanк what makes each one unique, how they feel in the real world, and who should be taking what. Chapters: 00:00 – Intro, Parenting & Little League Stories 06:49 – Vegas Plans & Podcast Setup 07:33 – Modafinil Explained (Focus & Energy) 14:58 – Benefits, Side Effects & Dosing 20:08 – Dihexa & Brain Health 26:17 – CMAX Breakdown & Brain Fog 31:16 – CLANK for Anxiety & Focus 36:20 – Which Nootropic Should You Use? 40:51 – FDA Status, Safety & Duration 43:30 – Stacking Protocols & Best Uses 46:52 – Upcoming Genoshack Podcast & Outro We cover: 🧠 Modafinil — The Limitless Pill – FDA approved for narcolepsy, shift work disorder, sleep apnea – Non-narcotic, non-habit forming — no euphoria, no addiction trigger – Boosts dopamine, norepinephrine, and serotonin — selectively, not like amphetamines – Pure laser focus without the amphetamine crash or jitteriness – Duration: 12–15 hours – Dose: 200mg standard / 100mg cognitive enhancement / start with half if sensitive – Take in the first half of the day — don't fight it at night – Not for anxiety-prone people or those sensitive to stimulants 🔬 Dihexa — The Brain Builder – Discovered at Washington State University – Rebuilds and strengthens synapses between neurons — not a stimulant hit, a long game – 10 million times more potent than BDNF in synaptogenesis models – Being studied for Alzheimer's, Parkinson's, stroke, TBI, PTSD – Duration: potentially weeks — cumulative effect, don't expect day one results – Dose: 10–20mg orally (oral caps work best — sub-Q reconstitution is inconsistent) – Least data of the four — exercise caution, but side effects likely beat the conditions it targets ⚡ C-Max — Stimulant + Neuroprotection – Think modafinil meets dihexa — energy, focus, AND neuroplasticity – Upregulates BDNF, boosts dopamine and serotonin – Used as a standard antidepressant in Russia for 15–20 years – Dose: 200–600mcg daily sub-Q or nasal spray / Paul's sweet spot: 500mcg – Build consistently — works better over time – Stack with Selank for the ultimate combo 🌊 Selank — The Anti-Anxiety Partner – Think of it as the calm to C-Max's energy – Anxiolytic — affects GABA and serotonin, similar mechanism to benzos but without the risk – No sedation, no motor impairment, no dependency — actively enhances memory and focus while calming – Russia FDA-approved antidepressant – Dose: 200–600mcg daily / half a mg is the sweet spot – Do NOT take a high dose before athletic competition — it will drop your edge 📊 Quick Comparison – Focus RIGHT NOW: Modafinil wins – Long-term brain health & memory: Dihexa + C-Max – Anxiety relief: Selank – Run C-Max + Selank together — they complement perfectly – Everybody's different — try them, go slow, find what works for your body 🧪 This isn't theory this is real-world experience working with hundreds of people and seeing what actually works. 📺 Subscribe for more no-fluff peptide education every week. Follow us on social media: JD's Instagram: https://www.instagram.com/jd_denham_fit Will's Instagram: https://www.instagram.com/williamthaas/ Join The Community: https://www.skool.com/peptideresearchinstitute/about