Five forms in one formula
Fumarate, L-tartrate, acetyl-L-carnitine, HCl, and L-carnitine base.
Performance essentials
Carnitine MTX — Five-Form L-Carnitine
Keep your supplement routine practical. Carnitine MTX brings five forms of L-carnitine together in veggie capsules, with 120 capsules per bottle and no powder to measure or drink to mix.
$25.00
See bottle directions Veggie capsule
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Benefits
- Five forms in one formula — Fumarate, L-tartrate, acetyl-L-carnitine, HCl, and L-carnitine base.
- No mixing needed — A capsule format that travels easily with you.
- Plant-derived capsule — A veggie shell holds the formula.
- 120 capsules per bottle — A clear bottle count to help you plan your next order.
Ingredients & Supplement Facts
L-carnitine fumarate · Carnitine form
L-carnitine combined with fumaric acid as part of this five-form formula.
L-carnitine L-tartrate · Carnitine form
A salt form of L-carnitine, paired with tartaric acid.
Acetyl-L-carnitine · Carnitine form
A form of L-carnitine with an attached acetyl group.
L-carnitine HCl + base · Two further forms
The hydrochloride salt and base forms round out the combination.
How to use
Follow the serving size and directions on your current bottle. Check with your healthcare professional before adding the formula to an existing supplement routine.
Five forms. One convenient format.
No mixing needed
A capsule format that travels easily with you.
Plant-derived capsule
A veggie shell holds the formula.
120 capsules per bottle
A clear bottle count to help you plan your next order.
A capsule routine that goes where you do.
Five forms of L-carnitine come together in one formula. The veggie capsule format is easy to pack for a busy day, with no shaker or mixing required.
The complex
Five forms of L-carnitine in one formula.
The bottle
120 veggie capsules.
Where carnitine fits in energy metabolism.
Fat has to reach the right place
Carnitine helps transport long-chain fatty acids into mitochondria, where cells can use them for energy. This is an established job carnitine already performs in your body.
A transport role is not a fat-loss promise
Helping move fatty acids does not mean a supplement automatically makes you lose body fat. Research on supplemental carnitine and exercise performance has produced mixed results.
Five forms describe the formula
MTX combines fumarate, tartrate, acetyl-L-carnitine, HCl, and L-carnitine base. That tells you what is included; the number of forms alone does not demonstrate better absorption or performance than a single form.
Choose carnitine for an informed interest in its metabolic role, with realistic expectations about supplement outcomes.
NIH carnitine guide (opens in a new tab)
Which forms of carnitine are inside?
L-carnitine fumarate
L-carnitine combined with fumaric acid as part of this five-form formula.
Carnitine formL-carnitine L-tartrate
A salt form of L-carnitine, paired with tartaric acid.
Carnitine formAcetyl-L-carnitine
A form of L-carnitine with an attached acetyl group.
Carnitine formL-carnitine HCl + base
The hydrochloride salt and base forms round out the combination.
Two further formsCompare the carnitine approach.
Carnitine MTX combines five carnitine forms. Compare that approach with a single-form acetyl-L-carnitine product.
Swipe or scroll to compare →
| Formula detail |
InfiniteLabsCarnitine MTX
|
NOW Foods Acetyl-L-Carnitine 500 mg |
|---|---|---|
| Carnitine approach | Five forms in one formula | Single acetyl-L-carnitine form |
| Forms included | Fumarate, L-tartrate, acetyl-L-carnitine, HCl, and base | Acetyl-L-carnitine, supplied as HCl |
| Format | Veggie capsules | Veggie capsules |
| Bottle compared | 120 capsules | 100 capsules |
This compares formulation approach and capsule count, not equivalent doses or outcomes. Five forms are not evidence of greater effectiveness. The NOW comparison uses its 100-capsule bottle.
Manufacturer sources · Reviewed September 24, 2026
Confidence in what you take.
You should understand your formula without doing a second job’s worth of research. We explain the ingredients, state the amounts, and make the everyday details clear.
Five forms of L-carnitine
A focused combination in one formula.
120 veggie capsules
No powder to measure or drink to prepare.
Here to help
Our team can help with formula and serving questions before you order.
Bring vitamin C into your routine.
Add Vitamin C+ for immune, collagen, and antioxidant support.* Your bundle includes one bottle of each formula.
Questions about Carnitine MTX
Which carnitine forms are in Carnitine MTX?
The formula contains L-carnitine fumarate, L-carnitine L-tartrate, acetyl-L-carnitine, L-carnitine HCl, and L-carnitine base.
How many capsules are included?
Each bottle contains 120 veggie capsules. Use the serving instructions on your current bottle.
Where can I check the amount per serving?
Read the Supplement Facts on your bottle. Contact InfiniteLabs with the product name and batch number if you need help locating the information.
More about this formula
Keep your supplement routine practical. Carnitine MTX brings five forms of L-carnitine together in veggie capsules, with 120 capsules per bottle and no powder to measure or drink to mix.
Five forms of L-carnitine come together in one formula. The veggie capsule format is easy to pack for a busy day, with no shaker or mixing required.
How to use: Follow the serving size and directions on your current bottle. Check with your healthcare professional before adding the formula to an existing supplement routine.
Reviews from our customers
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Carnitine MTX$25.00
