SHEET /best/deadliest · LEADERBOARD

Deadliest

from sourcecomputed

Ranked by the lowest reported oral LD50. The smaller the lethal dose per kilogram of body weight, the deadlier. Animal data shown as neutral science: an estimate, never a threshold to act on.

#MoleculeLD50Relative

01OxymetazolineC16H24N2O0.8 mg/kg 02NorepinephrineC8H11NO320 mg/kg 03Stearic acidC18H36O221.5 mg/kg 04NicotineC10H14N224 mg/kg 05LoperamideC29H33ClN2O240 mg/kg 06FormaldehydeCH2O42 mg/kg 07Sodium fluorideFNa44.3 mg/kg 08CapsaicinC18H27NO347.2 mg/kg 09Calcium acetateC4H6CaO452 mg/kg 10Palmitic acidC16H32O257 mg/kg 11Zinc sulfateO4SZn57 mg/kg 12DopamineC8H11NO259 mg/kg 13MethanethiolCH4S61 mg/kg 14AdrenalineC9H13NO362 mg/kg 15Sodium sulfiteNa2O3S65 mg/kg 16FolateC19H19N7O685 mg/kg 17Sodium nitriteNNaO285 mg/kg 18Ammonium carbonateCH8N2O396 mg/kg 19PhenethylamineC8H11N100 mg/kg 20Fumaric acidC4H4O4100 mg/kg 21Allyl isothiocyanateC4H5NS112 mg/kg 22AcrylamideC3H5NO124 mg/kg 23FurfuralC5H4O2127 mg/kg 24QuercetinC15H10O7160 mg/kg 25CaffeineC8H10N4O2192 mg/kg 26CoumarinC9H6O2196 mg/kg 27AspirinC9H8O4200 mg/kg 28CinnamaldehydeC9H8O200 mg/kg 29DextromethorphanC18H25NO201 mg/kg 30Ammonium bicarbonateCH5NO3245 mg/kg 31DiacetylC4H6O2250 mg/kg 32Linoleic acidC18H32O2280 mg/kg 33Potassium iodideIK285 mg/kg 34TheobromineC7H8N4O2300 mg/kg 35Calcium carbonateCCaO3310 mg/kg 36Iron(II) sulfateFeO4S319 mg/kg 37TheophyllineC7H8N4O2332 mg/kg 38AcetaminophenC8H9NO2338 mg/kg 39AmmoniaH3N350 mg/kg 40Potassium chlorideClK383 mg/kg 41Salicylic acidC7H6O3480 mg/kg 42DiphenhydramineC17H21NO500 mg/kg 43AdenosineC10H13N5O4500 mg/kg 44TrimethylamineC3H9N500 mg/kg 45PutrescineC4H12N2510 mg/kg 46GuaiacolC7H8O2520 mg/kg 47EphedrineC10H15NO600 mg/kg 48Tert-ButylhydroquinoneC10H14O2615 mg/kg 49IbuprofenC13H18O2636 mg/kg 50ThymolC10H14O640 mg/kg 51Magnesium sulfateMgO4S645 mg/kg 52Butylated hydroxytolueneC15H24O650 mg/kg 53AcetaldehydeC2H4O661 mg/kg 54EthanethiolC2H6S682 mg/kg 55GlutamineC5H10N2O3700 mg/kg 56CarvoneC10H14O766 mg/kg 57Magnesium oxideMgO810 mg/kg 58Methyl salicylateC8H8O3887 mg/kg 59Benzyl alcoholC7H8O950 mg/kg 60BenzaldehydeC7H6O1,000 mg/kg 614-Aminobenzoic acidC7H7NO21,000 mg/kg 62MethylglyoxalC3H4O21,165 mg/kg 63NaproxenC14H14O31,234 mg/kg 64Sodium nitrateNNaO31,267 mg/kg 65Sodium lauryl sulfateC12H25NaO4S1,288 mg/kg 66Valeric acidC5H10O21,290 mg/kg 67Ammonium chlorideClH4N1,300 mg/kg 68Isoamyl alcoholC5H12O1,300 mg/kg 69CamphorC10H16O1,310 mg/kg 70Raspberry ketoneC10H12O21,320 mg/kg 71Benzyl benzoateC14H12O21,400 mg/kg 72Caprylic acidC8H16O21,410 mg/kg 73MaltolC6H6O31,410 mg/kg 74Phosphoric acidH3O4P1,530 mg/kg 75VanillinC8H8O31,580 mg/kg 76FuraneolC6H8O31,608 mg/kg 77TryptophanC11H12N2O21,634 mg/kg 78QuinineC20H24N2O21,800 mg/kg 79CysteineC3H7NO2S1,890 mg/kg 80DEETC12H17NO1,892 mg/kg 81BenzophenoneC13H10O1,900 mg/kg 82Glycolic acidC2H4O31,920 mg/kg 83EugenolC10H12O21,930 mg/kg 84Benzoic acidC7H6O21,940 mg/kg 85SafroleC10H10O21,950 mg/kg 86Sodium benzoateC7H5NaO22,000 mg/kg 87Brilliant blue FCFC37H34N2Na2O9S32,000 mg/kg 88AcetophenoneC8H8O2,081 mg/kg 89Phenylacetic acidC8H8O22,250 mg/kg 90Succinic acidC4H6O42,260 mg/kg 91EucalyptolC10H18O2,480 mg/kg 92NicotinamideC6H6N2O2,500 mg/kg 93RetinolC20H30O2,570 mg/kg 94Propionic acidC3H6O22,600 mg/kg 95DocusateC20H37NaO7S2,640 mg/kg 96PiperonalC8H6O32,700 mg/kg 97Methyl anthranilateC8H9NO22,780 mg/kg 98LinaloolC10H18O2,790 mg/kg 99Sodium chlorideClNa3,000 mg/kg 100Citric acidC6H8O73,000 mg/kg 101AcetoneC3H6O3,000 mg/kg 102Malic acidC4H6O53,000 mg/kg 103BisacodylC22H19NO43,000 mg/kg 104MyristicinC11H12O33,000 mg/kg 105ThreonineC4H9NO33,098 mg/kg 106MelatoninC13H16N2O23,200 mg/kg 107MentholC10H20O3,300 mg/kg 108Dimethyl sulfideC2H6S3,300 mg/kg 109Sodium bicarbonateCHNaO33,360 mg/kg 110Choline chlorideC5H14ClNO3,400 mg/kg 111Sodium acetateC2H3NaO23,500 mg/kg 112Acetic acidC2H4O23,530 mg/kg 113GeraniolC10H18O3,600 mg/kg 114α-PineneC10H163,700 mg/kg 115TriclosanC12H7Cl3O23,700 mg/kg 116ThiamineC12H17N4OS+3,710 mg/kg 117Nicotinic acidC6H5NO23,720 mg/kg 118Lactic acidC3H6O33,730 mg/kg 119MiconazoleC18H14Cl4N2O3,800 mg/kg 120Hydrogen peroxideH2O24,060 mg/kg 121β-IononeC13H20O4,590 mg/kg 122Isopropyl alcoholC3H8O4,797 mg/kg 123Ethyl acetateC4H8O24,900 mg/kg 124Potassium sorbateC6H7KO24,920 mg/kg 125LimoneneC10H165,000 mg/kg 126Vitamin CC6H8O65,000 mg/kg 127LoratadineC22H23ClN2O25,000 mg/kg 128SqualeneC30H505,000 mg/kg 129Aluminium hydroxideAlH3O35,000 mg/kg 130Calcium gluconateC12H22CaO145,000 mg/kg 131Gallic acidC7H6O55,000 mg/kg 132MyrceneC10H165,000 mg/kg 133ChlorhexidineC22H30Cl2N105,000 mg/kg 134PhenylalanineC9H11NO25,287 mg/kg 135LeucineC6H13NO25,379 mg/kg 136ValineC5H11NO25,390 mg/kg 137GlycerolC3H8O35,570 mg/kg 138EthanolC2H6O5,628 mg/kg 139MethanolCH4O5,628 mg/kg 140Benzoyl peroxideC14H10O45,700 mg/kg 141Sodium hypochloriteClNaO5,800 mg/kg 142TaurineC2H7NO3S7,000 mg/kg 143Isoamyl acetateC7H14O27,422 mg/kg 144UreaCH4N2O8,471 mg/kg 145Butyric acidC4H8O28,790 mg/kg 146BiotinC10H16N2O3S10,000 mg/kg 147RiboflavinC17H20N4O610,000 mg/kg 148Myristic acidC14H28O210,000 mg/kg 149Sorbic acidC6H8O210,500 mg/kg 150Lauric acidC12H24O212,000 mg/kg 151MannitolC6H14O613,500 mg/kg 152SaccharinC7H5NO3S14,200 mg/kg 153DexpanthenolC9H19NO415,000 mg/kg 154SorbitolC6H14O615,900 mg/kg 155Disodium phosphateHNa2O4P17,000 mg/kg 156Erucic acidC22H42O219,431.7 mg/kg 157Propylene glycolC3H8O222,000 mg/kg 158WaterH2O25,000 mg/kg 159PhylloquinoneC31H46O225,000 mg/kg 160GlucoseC6H12O625,800 mg/kg 161SucroseC12H22O1129,700 mg/kg 162Oleic acidC18H34O274,000 mg/kg

← All leaderboards · values carry source citations; the ranking regenerates on every ETL run from source