amino acid
Phenylalanine supplements
Half of the 611 phenylalanine supplements in the NIH label database that print an amount list 250 mg or less per serving; the middle half list 100 mg to 597.5 mg (DSLD version 9.4.0, January 2026). The 24 products whose only supplement ingredient is phenylalanine list a median of 500 mg.
- Products listing it
- 1,203611 print an amount; 591 list it inside a blend without an amount
- Median per serving
- 250 mgmiddle half 100 mg to 597.5 mg
How much phenylalanine do supplements contain?
The median product lists 250 mg per serving. One in ten lists 32 mg or less, one in ten 932 mg or more. The amount printed most often is 500 mg (43 products).
Products by amount of phenylalanine per serving
611 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 phenylalanine?
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% Whey Protein ApfelstrudelBody Attack Sports Nutrition3,470 mg
- Grunt Cherry LimeRedcon12,630 mg
- Grunt Blood OrangeRedcon12,630 mg
- Amino Warheads Sour Green AppleGhost2,550 mg
- MRP ChocolatePure Advantage2,374 mg
- MRP VanillaPure Advantage2,374 mg
- Amino Restore Natural Choclate FlavorTaylor MD Formulations1,770 mg
- Leanology ChocolateTriVita1,750 mg
Have the amounts changed over the years?
Products whose current label entered DSLD in 2011 list a median of 422 mg; those entered in 2025, 200 mg.
| Year | Products | Median per serving |
|---|---|---|
| 2011 | 21 | 422 mg |
| 2012 | 45 | 350 mg |
| 2013 | 50 | 250 mg |
| 2014 | 29 | 647 mg |
| 2015 | 27 | 100 mg |
| 2016 | 25 | 250 mg |
| 2017 | 27 | 104 mg |
| 2018 | 20 | 813 mg |
| 2019 | 25 | 135 mg |
| 2020 | 62 | 250 mg |
| 2021 | 47 | 250 mg |
| 2022 | 58 | 250 mg |
| 2023 | 48 | 200 mg |
| 2024 | 62 | 240 mg |
| 2025 | 65 | 200 mg |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing phenylalanine by DSLD product type
Brands listing it most: Douglas Laboratories (21), Axe & Sledge Supplements (15), Source Naturals (13), Arms Race Nutrition (12), Muscle Feast (11), Bronson (10), Metabolic Nutrition (10), ALLMAX (9), California Academy of Health (8), Natural Factors VegiDay (8).
Every product listing phenylalanine
1,203 products, A to Z by name (page 4 of 25), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Amino EAA BCAA Hydration Sonic Ocean WaterGHOST1,700 mg
- Amino EAA BCAA Hydration Warheads Sour Green AppleGHOST850 mg
- Amino Energy Advanced Fruit PunchGNC Pro Performancein a blend
- Amino Evolution Cherry Iceproject#1150 mg
- Amino FuelTwinlab · off the market422 mg
- Amino Fuel 1000Twinlab104 mg
- Amino Gel-CapsProlab · off the market67 mg
- Amino Gram ForteDouglas Laboratories22 mg
- Amino IV Black CherryPESciencein a blend
- Amino IV Blueberry BurstPhysique Enhancing Sciencein a blend
- Amino IV Cherry LimeadePhysique Enhancing Sciencein a blend
- Amino IV Mango SplashPESciencein a blend
- Amino IV Orange DreamsiclePESciencein a blend
- Amino IV Raspberry GrapePESciencein a blend
- Amino IV Sour Green ApplePESciencein a blend
- Amino IV Strawberry BreezePESciencein a blend
- Amino IV Strawberry LemonadePESciencein a blend
- Amino IV WatermelonPESciencein a blend
- Amino K.E.M. Much PunchEvogen500 mg
- Amino K.E.M. Sour WatermelonEvogen500 mg
- Amino Linx BCAA & EAA Matrix Acai BerryPS ProSuppsin a blend
- Amino Linx BCAA & EAA Matrix Cherry SplashPS ProSupps · off the marketin a blend
- Amino Linx BCAA & EAA Matrix Mango Passion FruitPS ProSupps · off the marketin a blend
- Amino Linx BCAA/EAA Matrix LemonadePS ProSuppsin a blend
- Amino Linx BCAA/EAA Matrix PunchPS ProSupps · off the marketin a blend
- Amino Linx BCAA/EAA Matrix WatermelonPS ProSupps · off the marketin a blend
- Amino Linx Cherry BombPS ProSupps · off the market500 mg
- Amino Max 21FoodScience of Vermont30 mg
- Amino Max EAA Black Onyx Strawberry LemonadeMuscleTech1,550 mg
- Amino Pro 750 mgBodSmith · off the market30 mg
- Amino RepletePure Encapsulations175 mg
- Amino Restore Natural Choclate FlavorTaylor MD Formulations1,770 mg
- Amino SelectMoss Nutrition · off the market200 mg
- Amino Sonic Cherry LimeadeGHOST850 mg
- Amino SportBiotics Research Corporation171 mg
- Amino Stack Blue RaspberryImage Sportsin a blend
- Amino SupportKirkmanin a blend
- Amino Support PowderKirkman190 mg
- Amino SupremeBricker Labs130 mg
- Amino SynergyKaged Musclein a blend
- Amino Synergy + Caffeine Raspberry LemonadeKaged Muscle · off the marketin a blend
- Amino Synergy + Purcaf Caffeine Peach TeaKaged Musclein a blend
- Amino Synergy + Purcaf Caffeine Raspberry LemonadeKaged Musclein a blend
- Amino Synergy OrangeKaged Musclein a blend
- Amino Synergy Raspberry LemonadeKaged Muscle · off the marketin a blend
- Amino Synergy Raspberry LemonadeKagedin a blend
- Amino Ten Wild StrawberryMRI339 mg
- Amino Ten Workout Catalyst Wild StrawberryMRI Performance · off the marketin a blend
- Amino Thrust Fruit PunchLabrada250 mg
- Amino Thrust Green AppleLabrada250 mg