non-nutrient/non-botanical
L-Carnitine supplements
Half of the 1,338 L-carnitine supplements in the NIH label database that print an amount list 500 mg or less per serving; the middle half list 110.5 mg to 1,000 mg (DSLD version 9.4.0, January 2026). The 198 products whose only supplement ingredient is L-carnitine list a median of 500 mg.
- Products listing it
- 1,9221,338 print an amount; 581 list it inside a blend without an amount
- Median per serving
- 500 mgmiddle half 110.5 mg to 1,000 mg
How much L-carnitine do supplements contain?
The median product lists 500 mg per serving. One in ten lists 25 mg or less, one in ten 2,000 mg or more. The amount printed most often is 500 mg (260 products).
Products by amount of L-carnitine per serving
1,338 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 L-carnitine?
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).
- Liquid L-Carnitine 3150 Mandarin OrangeRich Piana 5% Nutrition3,150 mg
- Liquid L-Carnitine 3150 WatermelonRich Piana 5% Nutrition3,150 mg
- Triple Strength L- Carnitine Liquid 3000 mg Citrus FlavorNOW Sports3,000 mg
- Re-Pump Fruit PunchGNC Beyond Raw3,000 mg
- Re-Pump WatermelonGNC Beyond Raw3,000 mg
- Raspberry Flavor L-CarnitineThe Vitamin Shoppe Next Step3,000 mg
- 100% Platinum Carnitine Tropical CitrusMuscleTech Essential Series3,000 mg
- L-Carnitine 3000 Blue Raspberry1 Up Nutrition3,000 mg
Have the amounts changed over the years?
Products whose current label entered DSLD in 2011 list a median of 500 mg; those entered in 2025, 500 mg.
| Year | Products | Median per serving |
|---|---|---|
| 2011 | 28 | 500 mg |
| 2012 | 70 | 500 mg |
| 2013 | 99 | 250 mg |
| 2014 | 89 | 333 mg |
| 2015 | 97 | 500 mg |
| 2016 | 91 | 1,000 mg |
| 2017 | 64 | 500 mg |
| 2018 | 83 | 500 mg |
| 2019 | 80 | 500 mg |
| 2020 | 120 | 500 mg |
| 2021 | 76 | 500 mg |
| 2022 | 102 | 500 mg |
| 2023 | 100 | 500 mg |
| 2024 | 111 | 500 mg |
| 2025 | 128 | 500 mg |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing L-carnitine by DSLD product type
Brands listing it most: GNC Pro Performance AMP (37), AdvoCare (30), PS ProSupps (29), GNC Total Lean (21), Douglas Laboratories (19), BodyTech (19), ALLMAX (19), Body Attack Sports Nutrition (16), NOW Sports (14), Bricker Labs (13).
Every product listing L-carnitine
1,922 products, A to Z by name (page 39 of 39), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Weight-LessDouglas Laboratories200 mg
- Whey Protein Swiss Chocolate FlavorIRONMAN165 mg
- Whey Protein Tahitian Vanilla FlavorIRONMAN330 mg
- Whirling Dragon Lemon/Lime BlastKempo Nutrition · off the market300 mg
- White Flood Reborn Electric LemonadControlled Labsin a blend
- White Flood Reborn Furious Fruit PunchControlled Labsin a blend
- Whole Food Multivitamin Complete MenMoxyVites By NutraFitzin a blend
- Whole Food Multivitamin Plus No IronSupplements Studioin a blend
- Whole Food Multivitamin Plus with IronSupplements Studioin a blend
- Wholly ImmuneAllergy Research Group250 mg
- WireD4 Blue RazImage Sportsin a blend
- WireD4 Fruit PunchImage Sportsin a blend
- Wise WomanHigher Nature15 mg
- Women's WellnessBio Nutritionin a blend
- X-Treme Fat BurnerViMulti25 mg
- XPedite Green AppleSNAC Nutrition750 mg
- XPedite Raspberry LemonadeSNAC Nutrition750 mg
- Xpedite Raspberry Lemonade FlavorScientific Nutrition For Advanced Conditions SNAC · off the market750 mg
- Xtreme Blast Watermelon FlavorHealthy Body For Him · off the market750 mg
- XXTRA StrawberryMMUSAin a blend
- XyEssential Beginnings · off the market1,000 mg
- ZenCortexZenCortexin a blend