Cheapest Melatonin 10 mg
4 vendors that pass our metascore cutoff (70+) list Melatonin in 10 mg vials with a current, in-stock price. The lowest price per milligram is USD 0.520 at LN Peptides (10 × 10 mg = 100 mg for USD 52.00). 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. Shipping is not included.
Cheapest per mg
One listing per vendor: its lowest price per milligram for a 10 mg vial, including multi-vial kits.
| # | Vendor · metascore | Listing | Total price | Per vial | Per mg | |
|---|---|---|---|---|---|---|
| 1 | LN Peptides 71 | MT10 Melatonin 10mg * 10 vials 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 52.00 | USD 5.20 | USD 0.520 | Buy |
| 2 | HkRoids 72 | Melatonin – High-Quality Lyophilized Peptide 10mg (10 vials) Wholesale 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 79.00 | USD 7.90 | USD 0.790 | Buy |
| 3 | Hangzhou Youngpeptide Biotechnology HYB 73 | Melatonin 10 mg – 10 Vials 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 80.00 | USD 8.00 | USD 0.800 | Buy |
| 4 | PepClub USA 81 | MELATONIN 10MG CASE OF 10 VIALS ** 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 185.00 | USD 18.50 | USD 1.85 | Buy |
Lowest total price
One listing per vendor: the least you can pay for 10 mg vials of Melatonin, usually a single vial.
| # | Vendor · metascore | Listing | Total price | Per vial | Per mg | |
|---|---|---|---|---|---|---|
| 1 | LN Peptides 71 | MT10 Melatonin 10mg * 10 vials 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 52.00 | USD 5.20 | USD 0.520 | Buy |
| 2 | HkRoids 72 | Melatonin – High-Quality Lyophilized Peptide 10mg (10 vials) Wholesale 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 79.00 | USD 7.90 | USD 0.790 | Buy |
| 3 | Hangzhou Youngpeptide Biotechnology HYB 73 | Melatonin 10 mg – 10 Vials 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 80.00 | USD 8.00 | USD 0.800 | Buy |
| 4 | PepClub USA 81 | MELATONIN 10MG CASE OF 10 VIALS ** 10 × 10 mg = 100 mg · checked 2026-11-13 | USD 185.00 | USD 18.50 | USD 1.85 | 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 Melatonin 10 mg: questions
What is the cheapest 10 mg Melatonin?
Per milligram, LN Peptides is cheapest right now at USD 0.520 per mg (MT10 Melatonin 10mg * 10 vials, 10 × 10 mg = 100 mg, USD 52.00). The lowest total at checkout is LN Peptides at USD 52.00 for 10 × 10 mg = 100 mg. Both come from 4 vendors with a current, in-stock 10 mg price.
How much does a 10 mg vial of Melatonin cost?
Across 4 vendors, a 10 mg vial works out to $5.20 to $18.50 (median $8.00), counting kits by their price per vial. Shipping is extra at most vendors and is not included.
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.