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Best Alpha-ketoglutarate (AKG) products by transparent scoring (2026)
Single-ingredient products scored by public rules: dose fit, label transparency, data verification, company transparency, third-party testing. Not a measure of efficacy or safety. No paid placement.
Products ranked: 38 · Reference range: 500 – — mg (source) · Updated 2026-10-30
Dose fit 40 · Label transparency 20 · Data verification 15 · Company transparency 15 · Third-party test 10 — Methodology · Alpha-ketoglutarate (AKG) →
| Rank | Product | Per day | Score | Breakdown | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Arginine AKG 1 gram Swanson · US NIH DSLD |
3,000 mg | 90.0 | Breakdown
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| 2 tie |
A-AKG Powder Arginine Alpha-Ketoglutarate OL Olympian Labs · US NIH DSLD |
9,000 mg | 75.0 | Breakdown
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| 2 tie |
A-AKG Powder Unflavored OL Olympian Labs Performance Sports Nutrition · US NIH DSLD |
9,000 mg | 75.0 | Breakdown
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| 2 tie |
AAKG NutraBio · US NIH DSLD |
7,000 mg | 75.0 | Breakdown
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| 2 tie |
AAKG SAN · US NIH DSLD |
4,000 mg | 75.0 | Breakdown
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| 2 tie |
AAKG 2200 NOW Sports · US NIH DSLD |
2,200 mg | 75.0 | Breakdown
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| 2 tie |
AAKG 250 g Unflavored PrimaForce · US NIH DSLD |
8,000 mg | 75.0 | Breakdown
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| 2 tie |
AAKG 2:1 Powder Nootropics Depot · US NIH DSLD |
2,600 mg | 75.0 | Breakdown
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| 2 tie |
AAKG 3000 Unflavored STS Supplement Training Systems · US NIH DSLD |
3,000 mg | 75.0 | Breakdown
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| 2 tie |
AAKG 3500 NOW · US NIH DSLD |
7,000 mg | 75.0 | Breakdown
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| 2 tie |
AAKG 3500 Milligrams NutraBio · US NIH DSLD |
10,500 mg | 75.0 | Breakdown
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| 2 tie |
AAKG Powder Unflavored NOW · US NIH DSLD |
6,000 mg | 75.0 | Breakdown
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| 2 tie |
AKG Alpha-Ketoglutaric Acid 1000 mg Double Wood Supplements · US NIH DSLD |
1,000 mg | 75.0 | Breakdown
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| 2 tie |
Arginine NutraKey · US NIH DSLD |
2,000 mg | 75.0 | Breakdown
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| 2 tie |
Arginine Alpha Ketoglutarate 1000 mg SuperSmart · US NIH DSLD |
12,000 mg | 75.0 | Breakdown
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| 2 tie |
Arginine Alpha Ketoglutarate 12 g SuperSmart · US NIH DSLD |
12,000 mg | 75.0 | Breakdown
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| 2 tie |
Arginine Unflavored Muscle Feast · US NIH DSLD |
10,200 mg | 75.0 | Breakdown
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| 2 tie |
Arginine Unflavored Axe & Sledge Supplements · US NIH DSLD |
15,000 mg | 75.0 | Breakdown
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| 2 tie |
L-Arginine Alpha Ketoglutarate Hard Rhino · US NIH DSLD |
7,000 mg | 75.0 | Breakdown
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| 2 tie |
L-Ornithine Alpha Ketoglutarate Hard Rhino · US NIH DSLD |
1,500 mg | 75.0 | Breakdown
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| 2 tie |
L-Ornithine Alpha-Ketoglutarate BulkSupplements.com · US NIH DSLD |
2,000 mg | 75.0 | Breakdown
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| 2 tie |
LIPO CaAKG Alive By Science · US NIH DSLD |
600 mg | 75.0 | Breakdown
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| 2 tie |
Liposomal Calcium AKG Codeage · US NIH DSLD |
1,400 mg | 75.0 | Breakdown
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| 2 tie |
Nitrous Fuel 1000 mg ASN Advanced Sport Nutriceuticals · US NIH DSLD |
2,000 mg | 75.0 | Breakdown
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| 2 tie |
OKG NutraBio · US NIH DSLD |
4,500 mg | 75.0 | Breakdown
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| 2 tie |
OKG 1500 Milligrams NutraBio · US NIH DSLD |
4,500 mg | 75.0 | Breakdown
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| 2 tie |
OKG Powder 2000 mg BulkSupplements.com · US NIH DSLD |
2,000 mg | 75.0 | Breakdown
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| 2 tie |
Ornithine Alpha Ketoglutarate 10 grams SuperSmart · US NIH DSLD |
10,000 mg | 75.0 | Breakdown
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| 2 tie |
Ornithine Alpha Ketoglutarate 1000 mg SuperSmart · US NIH DSLD |
10,000 mg | 75.0 | Breakdown
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| 30 tie |
AKG Supplement (180 capsules) Double Wood Supplements · Manual entry |
1,000 mg | 69.0 | Breakdown
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| 30 tie |
Vasotropin XT Gaspari Nutrition Inc. · Health Canada LNHPD |
6,000 mg | 69.0 | Breakdown
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| 32 | Alpha-Ketoglutarate 350 mg Seeking Health · US NIH DSLD below_ref |
350 mg | 63.0 | Breakdown
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| 33 | Ca-AKG Supplement (60 capsules) DoNotAge · Manual entry below_ref |
400 mg | 61.0 | Breakdown
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| 34 tie |
Alpha Ketoglutaric Acid Klaire Labs · US NIH DSLD below_ref |
300 mg | 59.0 | Breakdown
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| 34 tie |
Alpha Ketoglutaric Acid 300 mg Kirkman · US NIH DSLD below_ref |
300 mg | 59.0 | Breakdown
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| 34 tie |
Lipo CaAKG Renue By Science · US NIH DSLD below_ref |
300 mg | 59.0 | Breakdown
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| 37 | L-Ornithine Alpha-Ketoglutarate Douglas Laboratories · US NIH DSLD below_ref |
50 mg | 47.0 | Breakdown
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| 38 | AKG 1000 mg Dr. Tobias · Brand website below_ref |
1 mg | 22.1 | Breakdown
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For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.