Ingredients you don't want to find in your protein powder

Here’s a complete list of controversial ingredients our team discovered while researching protein powder. We analyzed the Supplemental Facts of 697 protein powders to ensure none of the these ingredients are included in our recommended brands.

*Found in the products we researched

Artificial Color

  • FD&C Red 40
  • FD&C Blue 1 & 2 (2 URLS)
  • FD&C Yellow 5
  • Caramel Color

Artificial Sweeteners

  • Maltodextrin
  • Aspartame
  • acesulfame potassium
  • Acesulfame-K
  • Splenda
  • Sucralose
  • Sunett
  • Acid saccharin
  • ACK
  • Ace K
  • 1′,4,6′-Trichlorogalactosucrose
  • Advantame
  • AminoSweet
  • APM
  • ASPARTAME-ACESULFAME SALT
  • Aspartyl-phenylalanine-1-methyl ester
  • Calcium cyclamate
  • Canderel
  • Cologran
  • CYCLAMATE
  • Equal Classic
  • Equal Saccharin
  • Equal Spoonful
  • Equal Sucralose
  • Licorice
  • NatraTaste Blue
  • NatraTaste Gold
  • Natrulose
  • Necta Sweet
  • Neotame
  • NutraSweet
  • Saccharin
  • Sodium Saccharin
  • Sucaryl
  • Sweet N Low
  • Sweet One
  • Sweet Twin
  • TAGATOSE
  • Trichlorosucrose
  • TwinSweet

Steroids

  • 1(3-chlorophenyl)piperazine
  • Acebutolol
  • Alfentanil
  • Alprenolol
  • Amiphenazole
  • Amphetamine
  • Androstadienedione
  • Androstanediol
  • Androstanedione
  • Androstenediol (multiple isomers)
  • androstenedione
  • Androstenedione (multiple isomers)
  • Atenolol
  • Bambuterol
  • Benzoylecgonine
  • Benzphetamine
  • Benzylpiperazine
  • Bisoprolol
  • Bumetanide
  • Bunitrolol
  • Bupranolol
  • Buprenorphine
  • Bupropion
  • Butofinolol
  • Canrenone
  • Carazolol
  • Carfentanil
  • Carphedone
  • Carteolol
  • Cathine (Norpseudoephedrine)
  • Celiprolol
  • Chlorphentermine
  • Cimaterol
  • Citrus aurantium (Bitter Orange)
  • clenbuterol
  • Clobenzorex
  • Clomifene
  • Clopamide
  • Clorprenaline
  • Cocaine
  • Croethamide
  • Cyclopentamine
  • Cyproheptadine
  • Dextromoramide
  • DHEA
  • Diamorphine
  • Diethylpropion
  • Dipipanone
  • Diprenorphine
  • Doxapram
  • Ephedrine / Pseudoephedrine
  • Esmolol
  • Etafedrine
  • Etamivan
  • Fenbutrazate
  • Fencamfamine
  • Fenfluramine
  • Fenoterol
  • Fenozolone
  • Fentanyl
  • Fluorophenethylamine
  • Fluoxetine
  • Fluvoxamine
  • Formoterol
  • Gestrinone
  • Heptaminol
  • HMMA
  • Indapamide
  • Isometheptene
  • Labetolol
  • Levophacetoperane
  • Mabuterol
  • MDA
  • MDMA (ecstasy)
  • Mefenorex
  • Mefruside
  • Mephentermine
  • Methadone
  • Methamphetamine
  • Methoxyphenylpiperazine
  • Methylephedrine
  • Methylhexanamine (1,3-dimethylpentylamine)
  • Methylhexaneamine
  • Methylphenidate
  • Methyltrienolone
  • Metoprolol
  • Modafinil
  • Moprolol
  • Nadolol
  • Nadoxolol
  • Nalbuphine
  • Nalorphine
  • Naloxone
  • Naltrexone
  • nandrolone
  • Nikethamide
  • Norandrostenediol (multiple isomers)
  • Norandrostenedione (multiple Isomers)
  • octopamine
  • Oripavine
  • Oxprenolol
  • Oxycodone
  • Oxymetazoline
  • Pemoline
  • Penbutolol
  • Pentazocine
  • Pentoxyverine
  • Pethidine
  • Phendimetrazine
  • Phenmetrazine
  • Phentermine
  • Pindolol
  • Pirbuterol
  • Piretanide
  • Polythiazide
  • Practolol
  • Probenecid
  • Prolintane
  • Propranolol
  • Prothipendyl
  • Quinethazone
  • Ritodrine
  • salbutamol
  • Salmeterol
  • Selegiline
  • Sibutramine
  • Sildenafil
  • Sotalol
  • Spironolactone
  • Stanozolol
  • strychnine
  • synephrine
  • Tamoxifen
  • terbutaline
  • Testosterone
  • Tetrahydrogestrinone (THG)
  • THG
  • Timolol
  • Torasemide
  • Toremifene
  • Trenbolone
  • Trifluoromethylphenylpiperazine
  • Tripamide
  • Tuaminoheptane
  • Tulobuterol
  • Xylomatazoline

Sugar Alcohol

  • Arabitol
  • ClearCut Isomalt
  • D-glucitol
  • D-glucitol syrup
  • Decomalt
  • DiabetiSweet
  • ERYTHRITOL
  • Fucitol
  • Galactitol
  • Glycerin
  • Glycerine
  • GLYCEROL
  • GLYCYRRHIZIN
  • Hydrogenated High Maltose Content Glucose Syrup
  • Hydrogenated Isomaltulose
  • Hydrogenated Maltose
  • HYDROGENATED STARCH HYDROLYSATE (HSH)
  • Iditol
  • Inositol
  • ISOMALT
  • Isomaltitol
  • LACTITOL
  • Lesys
  • MaltiSweet
  • MALTITOL
  • Maltitol Powder
  • Maltitol Syrup
  • Maltotetraitol
  • Maltotriitol
  • MANNITOL
  • POLYDEXTROSE
  • Polyglycitol
  • Ribitol
  • Smart Sweet
  • SORBITOL
  • SweetPearl
  • Threitol
  • Volemitol
  • Xylipure
  • XYLITOL
  • Xylosweet
  • Zerose
  • ZSweet