protein
Protein supplements
Half of the 8,985 protein supplements in the NIH label database that print an amount list 16 g or less per serving; the middle half list 2 g to 24 g (DSLD version 9.4.0, January 2026). The 543 products whose only supplement ingredient is protein list a median of 6 g.
- Products listing it
- 10,0888,985 print an amount; 72 list it inside a blend without an amount
- Median per serving
- 16 gmiddle half 2 g to 24 g
How much protein do supplements contain?
The median product lists 16 g per serving. One in ten lists 1 g or less, one in ten 30 g or more. The amount printed most often is 1 g (1,680 products).
Products by amount of protein per serving
8,985 products, log scale; extreme 0.2% at each end left out of the drawing.
Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).
Which products list the most protein?
On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).
- 100% Casein Protein Cookies 'N CreamBody Attack Sports Nutrition89 g
- 100% Casein Protein Strawberry Banana CreamBody Attack Sports Nutrition88 g
- 100% Casein Protein Strawberry CreamBody Attack Sports Nutrition88 g
- Super Mass Gainer Gourmet VanillaDymatize83 g
- Super Mass Gainer Rich ChocolateDymatize83 g
- Clear Iso Whey BlackberryBody Attack81.7 g
- Mass Tech StrawberryMuscleTech Performance Series80 g
- MASS TECH Extreme 2000 Vanilla MilkshakeMuscleTech Performance Series80 g
Have the amounts changed over the years?
Products whose current label entered DSLD in 2011 list a median of 20 g; those entered in 2025, 16 g.
| Year | Products | Median per serving |
|---|---|---|
| 2011 | 232 | 20 g |
| 2012 | 366 | 15 g |
| 2013 | 640 | 15 g |
| 2014 | 605 | 20 g |
| 2015 | 600 | 20 g |
| 2016 | 460 | 20 g |
| 2017 | 495 | 17 g |
| 2018 | 479 | 20 g |
| 2019 | 418 | 11 g |
| 2020 | 787 | 10 g |
| 2021 | 644 | 10 g |
| 2022 | 675 | 10 g |
| 2023 | 773 | 11 g |
| 2024 | 983 | 11 g |
| 2025 | 828 | 16 g |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing protein by DSLD product type
Brands listing it most: Nature's Plus (122), NutraBio (117), Dymatize (94), Core Nutritionals (94), GNC Pro Performance (88), Irwin Naturals (87), Syntrax (84), MET-Rx (79), Garden of Life (79), NOW Sports (79).
Every product listing protein
10,088 products, A to Z by name (page 95 of 202), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- MacroPro Milk ChocolateSyntrax35 g
- MacroPro Vanilla Bean FlavoredSyntrax12 g
- Macros Banana Nut BreadGNC Beyond Raw20 g
- Macros Chocolate Chip MuffinGNC Beyond Raw20 g
- Macros Maple Brown SugarGNC Beyond Raw60 g
- Macros Rolled Oats & HoneyGNC Beyond Raw40 g
- Madagascar Vanilla Collagen LatteVital Proteins9 g
- Magma PlusGreen Foods1 g
- Magnesium + AshwagandhaIrwin Naturals3 g
- Magnesium Bis-GlycinateSource Naturals1 g
- Magnesium CitrateNature Made1 g
- Magnesium Citrate 250 mgNature Made1 g
- Magnesium Citrate 250 mgMeijer1 g
- Magnesium Glycinate 400KAL1 g
- Magnesium Glycinate LiquidPure Encapsulations1 g
- Magnesium L-Threonate Vanilla CreamCymbiotikano amount
- Magnesium MalateSource Naturals1 g
- Magnesium Malate 625 mgBIOVEA1 g
- Magnesium Malate 625 mgSource Naturals1 g
- Magnum Blood-Flow Sexual Peak PerformanceApplied Nutrition3 g
- Magnum Chocolate Coconut FlavorMTN OPS23 g
- Maitake MushroomBareOrganics1 g
- Maitake Mushroom CapsulesHealth Ranger Select0.1 g
- Maitake Mushroom PowderBIOVEA Natural Foods1 g
- MaitakeGold 404Innate Response Formulas0.011 g
- Major Mass Marshmallow CharmsVMI Sports Black Series40 g
- Male MultipleSolgar1 g
- Malt ExtractGM Germa0.009 g
- MaltodextrinBulkSupplements.com · off the marketno amount
- Maltodextrin UnflavoredMuscle Feastno amount
- Mangosteen PowderBIOVEA Natural Foodsno amount
- Manjishta Rasayana-6Ayurvedic Rasayanasno amount
- Manuka Honey UMF 15+ MGO 514+Comvitano amount
- Manuka Honey UMF 5+ MGO 83+Comvitano amount
- Maqui SuperFruit Antioxidant JuiceNOW1.5 g
- Maqui-MaxCalifornia Academy of Healthno amount
- Marine & Free Range Collagen PeptidesProCaps Laboratories5 g
- Marine & Free Range Collagen Peptides with MSM (Methyl-Sulfonyl-Methane)ProCaps Laboratories5 g
- Marine AminosPotent Sea1.35 g
- Marine CollagenNeoCell · off the market2 g
- Marine CollagenZint9 g
- Marine CollagenVital Nutrients9.4 g
- Marine Collagen 5.5 g UnflavoredNature's Sunshine5 g
- Marine Collagen Berry FlavoredNature's Answer5 g
- Marine Collagen CapsulesVital Proteins2 g
- Marine Collagen PeptidesNatures Plus · off the market11 g
- Marine Collagen PeptidesNaturesPlus12 g
- Marine Collagen PeptidesProCaps Laboratories5 g
- Marine Collagen Peptides UnflavoredNatural Force10 g
- Marine Collagen Peptides UnflavoredSR Sports Research · off the market9 g