non-nutrient/non-botanical
Theanine supplements
Half of the 1,602 theanine supplements in the NIH label database that print an amount list 100 mg or less per serving; the middle half list 90 mg to 200 mg (DSLD version 9.4.0, January 2026). The 134 products whose only supplement ingredient is theanine list a median of 200 mg.
- Products listing it
- 2,1331,602 print an amount; 530 list it inside a blend without an amount
- Median per serving
- 100 mgmiddle half 90 mg to 200 mg
How much theanine do supplements contain?
The median product lists 100 mg per serving. One in ten lists 50 mg or less, one in ten 248 mg or more. The amount printed most often is 200 mg (463 products).
Products by amount of theanine per serving
1,602 products, log scale; extreme 0.2% at each end left out of the drawing.
| Amount per serving | Products | For example |
|---|---|---|
| 200 mg | 463 | Theanine Calm Caps (Vitamin World); PureBalance Serotonin With 5-HTP, Relora, L-Theanine & Rhodiola (Quality Of Life Labs); WomenSense MoodFood Suntheanine & Whey Protein (Natural Factors) |
| 100 mg | 422 | Relora Serene (R-Garden); Om (Highland Laboratories); Energy Natural Citrus Burst (Shaklee) |
| 50 mg | 213 | Beauty Sleep (ResVitale); Natra Sleep (GNC Herbal Plus Formula); Sleep Soundly Advanced (GNC Preventive Nutrition) |
| 150 mg | 69 | Theanine (Natrol); Sleep Support (Pathway To Healing); Neurocore Blue Raspberry (MuscleTech Concentrated Series) |
| 300 mg | 52 | Pre-Workout Complex Blue Raspberry (Nutricost); Pre-Workout For Women Strawberry (Nutricost); Pre Extreme Unflavored (NutraBio) |
| 25 mg | 51 | Relaxation Support (Vitabase); Rockstar Relax Tropical Guava Flavor (Rockstar); MoodBoost (LES Labs) |
| 75 mg | 37 | Anarchy Watermelon (MuscleTech Performance Series); Anarchy Blue Raspberry (MuscleTech Performance Series); Kids Daily B-Centered (MegaFood) |
| 250 mg | 34 | L-Theanine (PureBulk.com); Sleep N Burn Cmplx (Faktrition); Suntheanine L-Theanine 125 mg (Natural Factors Stress-Relax) |
| 400 mg | 34 | L-Theanine 400 mg (OL Olympian Labs); Sleep Well (Healthy Choice Naturals); Alphagen Gummy Candy (Morphogen Nutrition) |
| 90 mg | 25 | NitroSurge Pre-Workout Blue Raspberry (Jacked Factory); Nitrosurge Blue Raspberry (Jacked Factory); Nitrosurge Black Lemon Lime (Jacked Factory JF) |
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 theanine?
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).
- Calm/RechargeAllergy Research Group500 mg
- Sleep Juice Sweet TeaEA Enhnaced500 mg
- Fade Out GrapeRedcon1500 mg
- Pro-SomIntegrative Therapeutics500 mg
- Hibernate Peach MangoHuge Nutrition500 mg
- L-Theanine (500 mg)BulkSupplements.com500 mg
- ZmtSwolverine500 mg
- Sleep and Grow Sweet TeaEA500 mg
Have the amounts changed over the years?
Products whose current label entered DSLD in 2012 list a median of 100 mg; those entered in 2025, 150 mg.
| Year | Products | Median per serving |
|---|---|---|
| 2012 | 26 | 100 mg |
| 2013 | 43 | 100 mg |
| 2014 | 25 | 100 mg |
| 2015 | 40 | 62.5 mg |
| 2016 | 37 | 100 mg |
| 2017 | 67 | 150 mg |
| 2018 | 53 | 100 mg |
| 2019 | 61 | 100 mg |
| 2020 | 171 | 100 mg |
| 2021 | 161 | 100 mg |
| 2022 | 204 | 100 mg |
| 2023 | 192 | 100 mg |
| 2024 | 267 | 150 mg |
| 2025 | 241 | 150 mg |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing theanine by DSLD product type
Brands listing it most: PS ProSupps (34), Jacked Factory (23), NutraBio (22), Alani Nu (22), OLLY (21), MuscleTech Performance Series (20), Natrol (18), Irwin Naturals (18), LifeSeasons (16), Jacked Factory JF (16).
Every product listing theanine
2,133 products, A to Z by name (page 35 of 43), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Sleep HealthEmerald Labs150 mg
- Sleep Herbal Tea Shot Cherry BerryRapid Firein a blend
- Sleep Honey Lavender FlavoredKion200 mg
- Sleep Juice Sweet TeaEA Enhnaced500 mg
- Sleep Melatonin + Theanine Fast Dissolves Delicious Strawberry DreamHealthy Delights25 mg
- Sleep Melatonin-FreeVital Performance · off the market200 mg
- Sleep Mixed Berry FlavorTruHeight50 mg
- Sleep N Burn CmplxFaktrition250 mg
- Sleep Nighttime Powderyoutheory200 mg
- Sleep NutriPowderBioCare100 mg
- Sleep Orange VanillaVital Performance200 mg
- Sleep PerfectEB Earth's Bounty · off the market100 mg
- Sleep PerfectEarth's Bounty100 mg
- Sleep Performance ShotMagic Mindin a blend
- Sleep PlusNeuriva200 mg
- Sleep ProbioticGut Response100 mg
- Sleep RefinedPrimal Labs200 mg
- Sleep Regimen 3-in-1NOW200 mg
- Sleep Reliefnbiin a blend
- Sleep Reset Orange FlavoredIntegrative Therapeuticsin a blend
- Sleep RxHi-Tech Pharmaceuticalsin a blend
- Sleep SelectMoss Nutrition100 mg
- Sleep Sheets Honey DreamsPureBrands · off the market3 mg
- Sleep Shot DreamberryRapidCBD100 mg
- Sleep Solution (Single Dose Liquid)Pure Encapsulations100 mg
- Sleep Solution (Single Dose Liquid) Raspberry-Lemonade FlavorPure Encapsulations100 mg
- Sleep Solution Natural Raspberry-Lemonade FlavorPure Encapsulations · off the market100 mg
- Sleep Soundly AdvancedGNC Preventive Nutrition50 mg
- Sleep Strawberry SunsetOLLY100 mg
- Sleep SupportPathway To Healing150 mg
- Sleep SupportThe Vitamin Shoppe200 mg
- Sleep SupportSpecialty Pharmacy · off the market100 mg
- Sleep SupportAN Amazing Nutrition Amazing Formulas50 mg
- Sleep SupportZenwise200 mg
- Sleep SupportReturn Healthy · off the market100 mg
- Sleep SupportNature's Craftin a blend
- Sleep SupportBluebonnet Targeted Choice · off the market100 mg
- Sleep SupportQunol100 mg
- Sleep SupportBluebonnet100 mg
- Sleep Support FormulaSeniorLife Health400 mg
- Sleep Support Melatonin 1.5 mgDr. Mercolain a blend
- Sleep Support Melatonin 10 mgDr. Mercolain a blend
- Sleep Support Melatonin 5 mgDr. Mercolain a blend
- Sleep Support With MelatoninVitamer Laboratoriesin a blend
- Sleep Support with MelatoninNatural Healthy Conceptsin a blend
- Sleep Support with MelatoninDr. Mercolain a blend
- Sleep Support with Melatonin 1.5 mg Natural Raspberry FlavorDr. Mercola · off the marketin a blend
- Sleep Support with Melatonin Natural Raspberry FlavorDr. Mercola · off the marketin a blend
- Sleep Synergy Drink Mix ChamomileCBDistilleryin a blend
- Sleep TightHoltraCeuticals100 mg