Carlson
Acetyl L-Carnitine — 500 mg
60 capsules
One capsule provides 500 mg acetyl L-carnitine from acetyl L-carnitine HCl. The selected bottle contains 60 capsules and 60 servings.
Read ingredients & context ↗Carnitine.
12 product profiles across 9 brands. Compare the selected format, ingredients and evidence before choosing.
Search and filter this category ↗An energy-transport role is not a fat-loss promise
Carnitine helps move fatty acids into mitochondria, where they can be used for energy. Healthy adults usually make enough themselves, so this essential cellular job does not imply a routine need for extra carnitine. Supplements include different forms, and findings in a specific clinical setting may not apply to everyday fitness use.
Read the evidence limits and sources
NIH guidance describes mixed exercise findings and limited or inconsistent effects for several promoted uses. A physiological mechanism does not demonstrate faster fat loss, improved endurance or a noticeable energy lift. Evidence for L-carnitine and acetyl-L-carnitine should not be treated as interchangeable for every outcome.
NIH Office of Dietary Supplements · Carnitine ↗
Ingredient context reviewed 2026-10-26. General ingredient evidence does not verify the exact branded products below.
Explore carnitine products
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Doctor’s Best
Acetyl-L-Carnitine — 500 mg per Capsule
60 veggie capsules
Two capsules provide 1,000 mg acetyl-L-carnitine from acetyl-L-carnitine HCl; the 60-capsule bottle contains 30 servings.
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Doctor’s Best
L-Carnitine Fumarate — 500 mg L-Carnitine
60 veggie capsules; 60 servings
Each capsule lists 500 mg L-carnitine from BIOSINT L-carnitine fumarate. The active L-carnitine amount differs from the total fumarate compound weight.
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Jarrow Formulas
Acetyl L-Carnitine 500 mg
60 count, 120 count — US label
Per 1 capsule: Acetyl-L-Carnitine (as Acetyl-L-Carnitine Hydrochloride) 500 mg.
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Jarrow Formulas
L-Carnitine — 500 mg
50 capsules · 500 mg per capsule
Each capsule lists 500 mg L-carnitine supplied as L-carnitine tartrate. This profile selects the 50-capsule pack rather than acetyl-L-carnitine.
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Life Extension
Acetyl-L-Carnitine — 500 mg
100 vegetarian capsules; 50 two-capsule servings
Per two capsules, the label lists 1,000 mg acetyl-L-carnitine from acetyl-L-carnitine hydrochloride and 28 mg vitamin C as ascorbyl palmitate. The front-of-pack 500 mg strength is per capsule.
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Momentous
Acetyl L-Carnitine — 500 mg
60 capsules · 60 one-capsule servings
One capsule supplies 500 mg acetyl L-carnitine as acetyl L-carnitine HCl. The current 60-capsule bottle lists hypromellose, rice flour, stearic acid, silica and medium-chain triglycerides as other ingredients.
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Natural Factors
Acetyl-L-Carnitine — 500 mg
60 vegetarian capsules
Each capsule contains 500 mg acetyl-L-carnitine, listed as N-acetyl L-carnitine hydrochloride on the Canadian ingredient table.
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NOW Foods
Acetyl-L-Carnitine — 500 mg
50 veg capsules
Two capsules provide 1,000 mg acetyl-L-carnitine from 1,205 mg acetyl-L-carnitine HCl. The 50-capsule bottle therefore provides 25 labelled servings.
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NOW Foods
L-Carnitine — 500 mg
60 veg capsules
One capsule supplies 500 mg Carnipure L-carnitine from 746 mg L-carnitine tartrate. Manufacturer identifies a non-animal source.
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Solgar
L-Carnitine — 500 mg
60 tablets; 30 two-tablet servings
Per two tablets, the label lists 1,000 mg free-form L-carnitine, equivalent to 500 mg per tablet. The selected bottle contains 60 tablets.
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Thorne
Acetyl-L-Carnitine 500 mg
60 capsules · 60 servings
The panel lists 500 mg acetyl-L-carnitine (chloride) per capsule, with 60 capsules in the selected pack.
Read ingredients & context ↗Products are arranged alphabetically by brand. Inclusion and ordering do not depend on an affiliate partnership. Check exact pack, seller and Indian delivery separately.