| $1.92 | 250 mg | $28.87 | 60 caps · 60 srv | Capsules | Tartrate | 4.6 (901) | NOW L-Carnitine 250 mg Tartrate-L-Carnipure, 60 Capsules |
| $1.93 | 500 mg | $28.89 | 30 caps · 30 srv | Capsules | L-Carnitine | 4.6 (648) | Life Extension L-carnitine 500 Mg Capsules, 30-Count |
| $1.94 | 500 mg | $29.10 | 30 caps · 30 srv | Capsules | Acetyl (ALCAR) | 4.6 (73) | Solaray Acetyl L-Carnitine Supplement, 500mg, 30 Count |
| $2.00 | 500 mg | $59.95 | 60 caps · 60 srv | Capsules | Acetyl (ALCAR) | 4.7 (1.1K) | Thorne Acetyl-L-Carnitine - 500 mg - Supports Brain Function and Healthy Nerve Sensations in the Hands and Feet - Gluten-Free, Soy-Free, Dairy-Free - 60 Capsules |
| ~$2.00 | ~250 mg | $29.99 | 60 caps · 60 srv | Capsules | Acetyl (ALCAR) | 4.3 (26) | PQQ Supplement 250mg - 2 Month 60 Capsules - 3 Potent Ingredients with Acetyl L-Carnitine & CoQ10 |
| $2.01 | 500 mg | $60.39 | 60 caps · 60 srv | Capsules | Acetyl (ALCAR) | 4.4 (26) | Vital Nutrients Acetyl L-Carnitine 500 mg - Supports Normal Brain Function - 60 Capsules |
| $2.03 | 3 g | $48.78 | 120 g · 8 srv | Liquid | — | 4.4 (1.2K) | Nutrex Research Liquid Carnitine 3000 | Premium Liquid Carnitine, Stimulant Free, Fat Loss Support | Berry Blast |
| $2.38 | 500 mg | $119.22 | 100 caps · 100 srv | Capsules | Acetyl (ALCAR) | 4.6 (192) | Swanson Premium Acetyl L-Carnitine 500 mg 100 Capsules |
| $2.71 | 500 mg | $40.64 | 30 caps · 30 srv | Capsules | Acetyl (ALCAR) | 4.6 (27) | Anabolic Laboratories ACETYL L-CARNITINE 500 MG 30 CAP |
| $3.28 | 3 g | $49.13 | 500 g · 5 srv | Liquid | L-Carnitine | 4.4 (88) | VMI Sports L-Carnitine 3000 Liquid Metabolic Enhancer (Miami Vice) |
| ~$4.09 | ~250 mg | $45.99 | 90 caps · 45 srv | Capsules | Acetyl (ALCAR) | 5 (4) | PQQ Supplement 250mg - 90 Capsules for 3 Months - High Concentrated with Acetyl-L-Carnitine, Coenzyme Q10 - Supports for Energy Production, Cognitive Health & Circulatory System |
| $10.19 | 2.9 g | $29.95 | 100 g · 1 srv | Powder | Acetyl (ALCAR) | — | Genetix Nutrition Acetyl L-Carnitine Powder 100g, Unflavoured | 2.94g dose with zero fat or carbs to support mental focus and calorie processing |
| $10.19 | 2.9 g | $29.95 | 100 g · 1 srv | Powder | Acetyl (ALCAR) | — | Genetix Nutrition Acetyl L-Carnitine Powder 100g, Grape | 2.94g dose with zero fat or carbs to support mental focus and calorie processing |
| ~$10.99 | ~100 mg | $54.95 | 320 g · 50 srv | Powder | — | 4.5 (1.9K) | BPI Health CLA + Carnitine, 50 Servings, Fruit Punch, 0.32 Kilograms |
| $10.99 | 100 mg | $54.95 | 320 g · 50 srv | Powder | — | 4.4 (1.2K) | BPI Health CLA + Carnitine, 50 Servings, Snow Cone, 0.32 Kilograms |
| $13.94 | 1.5 g | $52.26 | 250 g · 3 srv | Powder | Acetyl (ALCAR) | 4.5 (3.1K) | BulkSupplements.com Acetyl L-Carnitine Powder - ALCAR Powder, Acetyl L-Carnitine 1500mg, Carnitine Supplement - Gluten Free, 1500mg per Serving, 250g (8.8 oz) (Pack of 1) |
| $27.58 | 1.5 g | $41.37 | 100 g · 1 srv | Powder | Acetyl (ALCAR) | 4.5 (3.1K) | BulkSupplements.com Acetyl L-Carnitine Powder - ALCAR Powder, Acetyl L-Carnitine 1500mg, Carnitine Supplement - Gluten Free, 1500mg per Serving, 100g (3.5 oz) (Pack of 1) |
| $29.95 | 500 mg | $74.87 | 500 g · 5 srv | Powder | L-Carnitine | 3.7 (23) | BulkSupplements.com L-Carnitine HCl Powder - Carnitine Supplement, Carnitine Powder, L-Carnitine 500mg - Unflavored & Gluten Free, 500mg per Serving, 500g (1.1 lbs) (Pack of 1) |
| $42.32 | 500 mg | $52.90 | 250 g · 3 srv | Powder | L-Carnitine | 4.5 (187) | BULKSUPPLEMENTS.COM L-Carnitine HCl Powder - Carnitine Supplement, Carnitine Powder, L-Carnitine 500mg - Amino Acids Supplement, 500mg per Serving, Gluten Free, 250g (8.8 oz) |
| — | ~1 g | $32.99 | — | Capsules | Acetyl (ALCAR) | 4.3 (54) | SATOOMI 5in1 Acetyl L-Carnitine Complex Capsules - Daily - Combined Alpha Lipoic Acid, Green Tea, Green Coffee Bean & Raspberry Ketones - 90 Counts for 3 Months |
| — | ~1 g | $64.10 | — | Liquid | — | 4.4 (563) | Nutrex Research Liquid Carnitine 3000 | Premium Liquid Carnitine, Fat Loss Support | Orange Mango |16 Fl Oz |
| — | ~1 g | $45.10 | — | Capsules | Acetyl (ALCAR) | — | Acetyl-L-Carnitine: Webster's Timeline History, 1982 - 2007 |