Stimulant Scale
254 substances mapped across stimulant dimensions
Stimulant Intensity Spectrum
0 — None
5 — Moderate
10 — Extreme
1
Threshold
Barely perceptible effects that may be placebo.
2
Light
Subtle effects that are clearly present but mild.
3
Light+
Noticeable effects that remain easy to manage.
4
Moderate
Clearly defined effects that shape the experience.
5
Moderate+
Pronounced effects that are hard to ignore.
6
Strong
Dominant effects that strongly influence the experience.
7
Strong+
Powerful effects that can become overwhelming at times.
8
Intense
Very powerful effects approaching peak intensity.
9
Intense+
Near-maximum intensity with little room above.
10
Extreme
Maximum intensity — effects dominate the experience entirely.
All Substances
Showing 5 of 254
| # | Substance | Intensity | Reports |
|---|---|---|---|
| 1 | Cocaine | 6.6 Strong+ | 665 |
| 2 | Methamphetamine | 8.4 Intense | 560 |
| 3 | Kratom | 8.4 Intense | 559 |
| 4 | Amphetamine | 6.8 Strong+ | 545 |
| 5 | Caffeine | 8.8 Intense+ | 402 |
| 6 | Methylphenidate | 8.8 Intense+ | 220 |
| 7 | Modafinil | 7.5 Intense | 203 |
| 8 | Bupropion | 6.4 Strong | 178 |
| 9 | 3,4-MDPV | 8.8 Intense+ | 105 |
| 10 | Ephedrine | 7.8 Intense | 63 |
| 11 | EPH | 8.8 Intense+ | 51 |
| 12 | Lisdexamfetamine | 8.8 Intense+ | 51 |
| 13 | Adrafinil | 7.0 Strong+ | 42 |
| 14 | Nicotine | 8.4 Intense | 41 |
| 15 | Atomoxetine | 7.2 Strong+ | 35 |
| 16 | Propylhexedrine | 8.8 Intense+ | 31 |
| 17 | BZP | 7.0 Strong+ | 30 |
| 18 | Methiopropamine | 8.8 Intense+ | 28 |
| 19 | 3-FPM | 8.8 Intense+ | 24 |
| 20 | Pseudoephedrine | 8.5 Intense | 21 |
| 21 | Armodafinil | 7.5 Intense | 20 |
| 22 | Phentermine | 6.8 Strong+ | 20 |
| 23 | Tfmpp | 6.5 Strong | 19 |
| 24 | Methcathinone | 5.9 Strong | 17 |
| 25 | 4-Fluoromethylphenidate | 5.6 Strong | 15 |
| 26 | Dexmethylphenidate | 4.2 Moderate | 15 |
| 27 | MBDB | 4.8 Moderate+ | 15 |
| 28 | Selegiline | 5.6 Strong | 15 |
| 29 | L-Tyrosine | 7.4 Strong+ | 14 |
| 30 | Phenylpiracetam | 6.8 Strong+ | 14 |
| 31 | Ethylone | 4.6 Moderate+ | 13 |
| 32 | Hexen | 4.1 Moderate | 13 |
| 33 | Phenethylamine | 5.6 Strong | 13 |
| 34 | 2-AI | 6.6 Strong+ | 12 |
| 35 | L-Theanine | 5.9 Strong | 12 |
| 36 | a-PVP | 6.4 Strong | 11 |
| 37 | a-PHP | 6.4 Strong | 10 |
| 38 | Ethylcathinone | 3.8 Moderate | 7 |
| 39 | Isopropylphenidate | 3.8 Moderate | 7 |
| 40 | mCPP | 4.1 Moderate | 7 |
| 41 | Oxiracetam | 7.0 Strong+ | 7 |
| 42 | TMA-6 | 3.1 Light+ | 7 |
| 43 | NEP | 5.9 Strong | 6 |
| 44 | Pentedrone | 3.8 Moderate | 6 |
| 45 | 2-FA | 6.6 Strong+ | 5 |
| 46 | 3,4-Dichloromethylphenidate | 6.4 Strong | 5 |
| 47 | 3-FA | 6.6 Strong+ | 5 |
| 48 | Desoxypipradrol | 5.9 Strong | 5 |
| 49 | MMDA | 6.5 Strong | 5 |
| 50 | Pentylone | 6.5 Strong | 5 |
| 51 | 2-MMC | 5.5 Strong | 4 |
| 52 | Benzphetamine | 5.9 Strong | 4 |
| 53 | Cyclazodone | 7.4 Strong+ | 4 |
| 54 | DOIP | 3.8 Moderate | 4 |
| 55 | Ephylone | 4.2 Moderate | 4 |
| 56 | Galantamine | 3.6 Moderate | 4 |
| 57 | Methylnaphthidate | 5.4 Moderate+ | 4 |
| 58 | Pramiracetam | 5.5 Strong | 4 |
| 59 | 5-Methyl-MDA | 6.5 Strong | 3 |
| 60 | Khat | 5.9 Strong | 3 |
| 61 | alpha-PiHP | 5.4 Moderate+ | 2 |
| 62 | MDPHP | 7.6 Intense | 2 |
| 63 | Sulbutiamine | 3.8 Moderate | 2 |
| 64 | Tranylcypromine | 4.9 Moderate+ | 2 |
| 65 | 2C-H | 4.0 Moderate | 1 |
| 66 | 3-CEC | 4.9 Moderate+ | 1 |
| 67 | 4-CEC | 6.1 Strong | 1 |
| 68 | 4-Fluorococaine | 6.5 Strong | 1 |
| 69 | 4F-PHP | 5.4 Moderate+ | 1 |
| 70 | a-PVT | 3.8 Moderate | 1 |
| 71 | Amfonelic acid | 5.2 Moderate+ | 1 |
| 72 | Coluracetam | 6.8 Strong+ | 1 |
| 73 | MDOH | 4.8 Moderate+ | 1 |
| 74 | Meclofenoxate | 5.5 Strong | 1 |
| 75 | Mexedrone | 4.9 Moderate+ | 1 |
| 76 | Mitragynine | 5.9 Strong | 1 |
| 77 | Naphyrone | 3.8 Moderate | 1 |
| 78 | PMMA | 6.2 Strong | 1 |
| 79 | 1,4-DMAA | 4.9 Moderate+ | — |
| 80 | 2,3-DMMC | 6.5 Strong | — |
| 81 | 2,5-DMA | 4.9 Moderate+ | — |
| 82 | 2-Bromoamphetamine | 6.5 Strong | — |
| 83 | 2-Bromomethamphetamine | 6.5 Strong | — |
| 84 | 2-FEA | 6.6 Strong+ | — |
| 85 | 2-FMA | 6.6 Strong+ | — |
| 86 | 2-MA | 5.4 Moderate+ | — |
| 87 | 2-Me-PiHP | 6.1 Strong | — |
| 88 | 2-Methoxyamphetamine | 6.5 Strong | — |
| 89 | 2-Methoxymethamphetamine | 6.5 Strong | — |
| 90 | 2-MPPP | 3.4 Light+ | — |
| 91 | 2-PA | 4.1 Moderate | — |
| 92 | 2-PTA | 4.9 Moderate+ | — |
| 93 | 3,3-DPCB | 4.0 Moderate | — |
| 94 | 3,4-Dimethylamphetamine | 6.5 Strong | — |
| 95 | 3,4-methylenedioxy-N-propylcathinone | 6.5 Strong | — |
| 96 | 3,4-TMPD | 4.4 Moderate | — |
| 97 | 3,5-Dimethylamphetamine | 6.5 Strong | — |
| 98 | 3,6-DMPM | 3.8 Moderate | — |
| 99 | 3-Bromoamphetamine | 6.5 Strong | — |
| 100 | 3-Bromomethamphetamine | 6.5 Strong | — |
| 101 | 3-CAF | 4.5 Moderate | — |
| 102 | 3-CPM | 5.4 Moderate+ | — |
| 103 | 3-Fluoromethamphetamine | 6.6 Strong+ | — |
| 104 | 3-FMC | 4.9 Moderate+ | — |
| 105 | 3-MAR | 5.1 Moderate+ | — |
| 106 | 3-MEC | 3.9 Moderate | — |
| 107 | 3-MeO-PCPr | 3.6 Moderate | — |
| 108 | 3-MeOMC | 4.8 Moderate+ | — |
| 109 | 3-Methoxyamphetamine | 6.5 Strong | — |
| 110 | 3-MMA | 6.5 Strong | — |
| 111 | 3F-PiHP | 4.6 Moderate+ | — |
| 112 | 4,4-DMAR | 6.6 Strong+ | — |
| 113 | 4-Benzylpiperidine | 5.4 Moderate+ | — |
| 114 | 4-Bromoamphetamine | 6.5 Strong | — |
| 115 | 4-CA | 4.2 Moderate | — |
| 116 | 4-CDC | 6.5 Strong | — |
| 117 | 4-Chloromethamphetamine | 6.5 Strong | — |
| 118 | 4-CIC | 2.5 Light | — |
| 119 | 4-Cl-MAR | 6.4 Strong | — |
| 120 | 4-Cl-PPP | 6.1 Strong | — |
| 121 | 4-EEC | 4.6 Moderate+ | — |
| 122 | 4-EPD | 4.1 Moderate | — |
| 123 | 4-ethylephedrine | 6.5 Strong | — |
| 124 | 4-fluoro-3-methyl-alpha-PVP | 6.5 Strong | — |
| 125 | 4-fluorobuphedrone | 6.5 Strong | — |
| 126 | 4-Fluorodeprenyl | 5.4 Moderate+ | — |
| 127 | 4-Fluoropentedrone | 4.6 Moderate+ | — |
| 128 | 4-FMB | 6.5 Strong | — |
| 129 | 4-Hydroxymethcathinone | 6.5 Strong | — |
| 130 | 4-MAR | 5.6 Strong | — |
| 131 | 4-Me-NEB | 6.0 Strong | — |
| 132 | 4-Me-TMP | 4.6 Moderate+ | — |
| 133 | 4-MeO-PV8 | 6.5 Strong | — |
| 134 | 4-MeO-PV9 | 6.5 Strong | — |
| 135 | 4-MeO-PVP | 6.5 Strong | — |
| 136 | 4-methyl-N-ethyl-norephedrine | 6.5 Strong | — |
| 137 | 4-Methylbuphedrone | 6.5 Strong | — |
| 138 | 4-Methylephedrine | 5.0 Moderate+ | — |
| 139 | 4-MPD | 2.6 Light+ | — |
| 140 | 4-MPM | 6.1 Strong | — |
| 141 | 4-MPP | 6.5 Strong | — |
| 142 | 4-TFMMC | 6.5 Strong | — |
| 143 | 4B-MAR | 6.1 Strong | — |
| 144 | 4Cl-PVP | 6.5 Strong | — |
| 145 | 4F-4-MAR | 6.4 Strong | — |
| 146 | 4F-EPH | 5.9 Strong | — |
| 147 | 4F-MABP | 4.1 Moderate | — |
| 148 | 4F-NEB | 6.5 Strong | — |
| 149 | 4F-PPP | 5.1 Moderate+ | — |
| 150 | 4F-PV8 | 6.5 Strong | — |
| 151 | 4F-PV9 | 6.5 Strong | — |
| 152 | 4F-PVP | 3.8 Moderate | — |
| 153 | 5-BPDi | 5.1 Moderate+ | — |
| 154 | 5-DBFPV | 4.6 Moderate+ | — |
| 155 | 5-Methylethylone | 4.2 Moderate | — |
| 156 | 5-PPDI | 4.2 Moderate | — |
| 157 | 8-Chlorotheophylline | 6.0 Strong | — |
| 158 | a-PBP | 3.8 Moderate | — |
| 159 | a-PPP | 5.4 Moderate+ | — |
| 160 | Acetylamphetamine | 6.5 Strong | — |
| 161 | ALEPH-6 | 4.5 Moderate | — |
| 162 | alpha-D2PV | 2.6 Light+ | — |
| 163 | alpha-PCYP | 6.1 Strong | — |
| 164 | Amfecloral | 5.6 Strong | — |
| 165 | Aminorex | 6.4 Strong | — |
| 166 | Apomorphine | 4.2 Moderate | — |
| 167 | Arecoline | 5.6 Strong | — |
| 168 | Benzedrone | 6.1 Strong | — |
| 169 | bk-IVP | 3.8 Moderate | — |
| 170 | bk-MDA | 6.5 Strong | — |
| 171 | Bromantane | 7.6 Intense | — |
| 172 | Bromomethamphetamine | 6.5 Strong | — |
| 173 | Buphedrone | 3.8 Moderate | — |
| 174 | C-MDA | 6.5 Strong | — |
| 175 | Camfetamine | 6.5 Strong | — |
| 176 | Chloropseudoephedrine | 6.5 Strong | — |
| 177 | Chlorphentermine | 6.5 Strong | — |
| 178 | Clobenzorex | 5.9 Strong | — |
| 179 | Cocaethylene | 4.6 Moderate+ | — |
| 180 | Creatine | 6.4 Strong | — |
| 181 | CRL-40-941 | 6.0 Strong | — |
| 182 | Cyclo-Methiodrone | 4.8 Moderate+ | — |
| 183 | Cyputylone | 4.8 Moderate+ | — |
| 184 | D2PM | 3.8 Moderate | — |
| 185 | Dehydroxyfluorafinil | 4.8 Moderate+ | — |
| 186 | Dibutylone | 2.5 Light | — |
| 187 | Dichloropane | 5.2 Moderate+ | — |
| 188 | Diclofensine | 3.8 Moderate | — |
| 189 | Diethylpropion | 4.1 Moderate | — |
| 190 | Dimethyl-Cathinone | 6.5 Strong | — |
| 191 | Dimethylamphetamine | 6.5 Strong | — |
| 192 | DMHA | 5.6 Strong | — |
| 193 | DMNPC | 5.1 Moderate+ | — |
| 194 | DMO-PHP | 5.4 Moderate+ | — |
| 195 | DOEF | 4.6 Moderate+ | — |
| 196 | EFLEA | 2.5 Light | — |
| 197 | Ethylbuphedrone | 6.5 Strong | — |
| 198 | Fen-Phen | 5.5 Strong | — |
| 199 | Fenethylline | 6.9 Strong+ | — |
| 200 | Fenozolone | 7.4 Strong+ | — |
| 201 | Fipexide | 6.5 Strong | — |
| 202 | Flmodafinil | 6.2 Strong | — |
| 203 | Fluminorex | 5.6 Strong | — |
| 204 | G-130 | 3.8 Moderate | — |
| 205 | Hexedrone | 5.1 Moderate+ | — |
| 206 | HMDMA | 6.5 Strong | — |
| 207 | Homomazindol | 3.8 Moderate | — |
| 208 | Indapyrophenidone | 3.8 Moderate | — |
| 209 | Isophenmetrazine | 3.8 Moderate | — |
| 210 | Mazindol | 4.0 Moderate | — |
| 211 | MBZP | 3.8 Moderate | — |
| 212 | MD-PiHP | 6.1 Strong | — |
| 213 | MD-prolintane | 6.1 Strong | — |
| 214 | Mdpr | 6.5 Strong | — |
| 215 | Methamnetamine | 4.8 Moderate+ | — |
| 216 | Methedrone | 3.8 Moderate | — |
| 217 | Methylenedioxyphenmetrazine | 5.4 Moderate+ | — |
| 218 | Methylmorphenate | 3.8 Moderate | — |
| 219 | MFPVP | 6.1 Strong | — |
| 220 | N-Me-bk-MMDA-2 | 6.5 Strong | — |
| 221 | N-Methyl-Cyclazodone | 5.6 Strong | — |
| 222 | N-methylephedrine | 6.5 Strong | — |
| 223 | N-Propylpentedrone | 6.5 Strong | — |
| 224 | NEB | 3.8 Moderate | — |
| 225 | Nitracaine | 3.8 Moderate | — |
| 226 | NM-2-AI | 6.4 Strong | — |
| 227 | Norephedrine | 6.5 Strong | — |
| 228 | Norpseudoephedrine | 6.5 Strong | — |
| 229 | Pemoline | 6.2 Strong | — |
| 230 | PFBT | 3.8 Moderate | — |
| 231 | Phenetrazine | 3.8 Moderate | — |
| 232 | Phenmetrazine | 4.5 Moderate | — |
| 233 | Pipradrol | 6.5 Strong | — |
| 234 | PPAP | 5.6 Strong | — |
| 235 | Prolintane | 5.4 Moderate+ | — |
| 236 | Propylphenidate | 3.8 Moderate | — |
| 237 | PV-10 | 2.5 Light | — |
| 238 | PV-8 | 3.8 Moderate | — |
| 239 | PV-9 | 2.5 Light | — |
| 240 | Pyrophenidone | 3.8 Moderate | — |
| 241 | Pyrovaleron | 6.5 Strong | — |
| 242 | Pyrovalerone | 3.6 Moderate | — |
| 243 | Rasagiline | 2.5 Light | — |
| 244 | Serdexmethylphenidate | 5.6 Strong | — |
| 245 | Sibutramine | 3.9 Moderate | — |
| 246 | Tesofensine | 4.5 Moderate | — |
| 247 | TH-PVP | 3.8 Moderate | — |
| 248 | Theacrine | 6.4 Strong | — |
| 249 | Theobromine | 5.9 Strong | — |
| 250 | Thiopropamine | 4.5 Moderate | — |
| 251 | Troparil | 3.8 Moderate | — |
| 252 | Viloxazine | 5.4 Moderate+ | — |
| 253 | Xanthines | 6.5 Strong | — |
| 254 | YERBA-MATE | 6.0 Strong | — |