2C-I (4-Iodo-2,5-dimethoxyphenethylamine)
A 2C-family psychedelic with bright, energetic visuals and a stimulating quality. One of Shulgin's well-documented phenethylamines.
How it works
Activates serotonin 5-HT2A receptors.
Key facts
- Molecular weight: 307.13 g/mol
- Half-life: ~2 hours
- Bioavailability: Oral
- Storage: Research/reference only.
Dosing overview
- Typical dose: Varies by individual and setting
- Frequency: Occasional
- Duration: Acute effects last 6-8 hours
- Route: Oral
Protocol notes
- Taken orally for bright, energetic visuals lasting 6-8 hours.
- Used in calm settings; the stimulating quality can add to anxiety at high doses.
Reported benefits
- Bright, energetic visuals
- Stimulating
- Shulgin research compound
- Moderate duration
Possible side effects
- Anxiety
- Nausea
- Raised heart rate
- Dose-sensitive
Community reviews of 2C-I
- cora_zone2 rated it 4/5 - Visual focus boost helped my night‑shift rounds: For what it’s worth, the vivid colour pop and sharper peripheral vision lasted a few hours after a low dose, making my night‑shift patient checks feel less tiring; I felt a mild jitter that eased after an hour, otherwise it was pretty clean.
- nomad_ingrid rated it 4/5 - bright trip, but the comedown surprised me: i tried 2c‑i a few months back because i was curious if a short, vivid psychedelic could give me a creative boost between grading papers and coaching the school track team. the peak was exactly what i expected – intense colors, fast‑moving patterns and a buzz that felt more stimulating than mellow. it lasted just under three hours, so it didn’t mess with my sleep schedule. the only downside was a surprisingly low‑key crash that left me a bit foggy for the rest of the day, which was annoying when i still had lesson plans to finish. overall, i’d give it four stars.
- data_labrat rated it 4/5 - bright boost for a mid‑season slump: i was dragging through a rainy week of box‑jumps and client meetings, feeling fuzzy and low on spark. i tried a modest 15 mg of 2c‑i after a light dinner, just to see if the visual buzz could shake the fog. within an hour the colors in the gym felt sharper, my thoughts raced with a clean focus and i actually enjoyed the squat set. the high tapered off after three hours, leaving a mild after‑glow but a tiny headache that lingered. overall, solid lift for the day, just watch the tail‑end.
Compare 2C-I
Research and educational reference only. Not medical advice.