Cheapest L-Carnitine 600 mg
4 vendors that pass our metascore cutoff (70+) list L-Carnitine in 600 mg vials with a current, in-stock price. The lowest price per milligram is USD 0.009 at LN Peptides (10 × 600 mg = 6000 mg for USD 55.00); the lowest total at checkout is USD 27.96 at Gulf Coast Aminos (1 × 600 mg). Cheapest is not the same as best: the metascore beside each vendor sums up independent lab tests of vials bought like a customer would, whether its own lab reports hold up and whether its claims match what buyers measured. Affiliate links never change the order.
Prices last checked 13 Nov 2026 (oldest on this page: 9 Nov 2026). Shipping is not included.
Cheapest per mg
One listing per vendor: its lowest price per milligram for a 600 mg vial, including multi-vial kits.
| # | Vendor · metascore | Listing | Total price | Per vial | Per mg | |
|---|---|---|---|---|---|---|
| 1 | LN Peptides 71 | LC600 L-carnitine 600mg * 10 vials 10 × 600 mg = 6000 mg · checked 2026-11-13 | USD 55.00 | USD 5.50 | USD 0.009 | Buy |
| 2 | Hangzhou Youngpeptide Biotechnology HYB 73 | L-carnitine 600 mg – 10 Vials 10 × 600 mg = 6000 mg · checked 2026-11-13 | USD 80.00 | USD 8.00 | USD 0.013 | Buy |
| 3 | Gulf Coast Aminos 84 | L-Carnitine 600mg/10ml 1 × 600 mg · checked 2026-11-13 | USD 27.96 | USD 27.96 | USD 0.047 | Buy |
| 4 | Kits4less 77 | L-Carnitine 600mg 20ml 1 × 600 mg · checked 2026-11-09 | USD 35.00 | USD 35.00 | USD 0.058 | Buy |
Lowest total price
One listing per vendor: the least you can pay for 600 mg vials of L-Carnitine, usually a single vial.
| # | Vendor · metascore | Listing | Total price | Per vial | Per mg | |
|---|---|---|---|---|---|---|
| 1 | Gulf Coast Aminos 84 | L-Carnitine 600mg/10ml 1 × 600 mg · checked 2026-11-13 | USD 27.96 | USD 27.96 | USD 0.047 | Buy |
| 2 | Kits4less 77 | L-Carnitine 600mg 20ml 1 × 600 mg · checked 2026-11-09 | USD 35.00 | USD 35.00 | USD 0.058 | Buy |
| 3 | LN Peptides 71 | LC600 L-carnitine 600mg * 10 vials 10 × 600 mg = 6000 mg · checked 2026-11-13 | USD 55.00 | USD 5.50 | USD 0.009 | Buy |
| 4 | Hangzhou Youngpeptide Biotechnology HYB 73 | L-carnitine 600 mg – 10 Vials 10 × 600 mg = 6000 mg · checked 2026-11-13 | USD 80.00 | USD 8.00 | USD 0.013 | Buy |
Coupon prices shown struck through are list prices; an applied code needs no conditions. Listings flagged as unusually cheap or likely kit prices, out-of-stock listings and prices older than 14 days are left out.
Cheapest L-Carnitine 600 mg: questions
What is the cheapest 600 mg L-Carnitine?
Per milligram, LN Peptides is cheapest right now at USD 0.009 per mg (LC600 L-carnitine 600mg * 10 vials, 10 × 600 mg = 6000 mg, USD 55.00). The lowest total at checkout is Gulf Coast Aminos at USD 27.96 for 1 × 600 mg. Both come from 4 vendors with a current, in-stock 600 mg price.
How much does a 600 mg vial of L-Carnitine cost?
Across 4 vendors, a 600 mg vial works out to $5.50 to $35.00 (median $27.96), counting kits by their price per vial. Shipping is extra at most vendors and is not included.
Is a L-Carnitine kit cheaper than single 600 mg vials?
The cheapest kit here is USD 0.009 per mg (LN Peptides, 10 × 600 mg = 6000 mg, USD 55.00 in total); the cheapest single vial is USD 0.047 per mg (Gulf Coast Aminos, USD 27.96). A kit is only cheaper if you will use every vial before it expires.
Which listings are left out?
Vendors below a metascore of 70, vendors you can only order from by message, listings marked out of stock, prices older than 14 days, and prices far outside the range other vendors charge for the same peptide (usually a vial-count mistake or a whole kit priced as one vial).
How current are these prices?
Prices are read from each vendor's own website; the newest on this page was checked on 13 Nov 2026. The page is rebuilt with every price refresh, and a listing drops off once its price is more than 14 days old. Check the vendor's page before ordering.
Do affiliate links change the ranking?
No. The tables are sorted by price only. Some Buy links are affiliate links that may earn PeptideCompare a commission at no extra cost to you.