Cheapest by weight
$123 per kilogram
5 kilograms for $614.97, about $615
At BulkSupplements.com, United States · Grade not stated
View at BulkSupplements.com(+-)-5-Hydroxytryptophan suppliers and prices
- Formula
- C11H12N2O3
- CAS number
- 56-69-9
- Molar mass
- 220.22 g/mol
Lowest total price
$20.97 for 25.5 grams, about $21
Works out at $0.82 per gram
At BulkSupplements.com, United States
View at BulkSupplements.comEvery price we found
7 prices from 2 stores, checked October 30 to October 31, 2026. In stock from $123 to $152 per kilogram, depending on pack size and store. Each one is worked out per kilogram, so a small bottle and a big bag compare fairly.
Converted to at the exchange rate of 2026-10-30. Each store charges in its own currency.
Showing all 7 prices
Show prices per
| Pack | Store | Grade and form | Price per unit | Link |
|---|---|---|---|---|
| 5 kilograms$614.97, about $615 | BulkSupplements.comUnited States | Lowest priceGrade not statedPowder | $123 per kilogram | |
| 500 grams$75.97, about $76 | BulkSupplements.comUnited States | Grade not statedPowder | $152 per kilogram | |
| 25.5 grams$20.97, about $21 | BulkSupplements.comUnited States | Grade not statedPowder | $0.82 per gram | |
| 400 milligrams$21.96, about $22 | BulkSupplements.comUnited States | Grade not statedPowder | $54.90 per gram | |
| 5 grams28,569.19 TRY, about $572 | LaborTR | Grade not stated | $114 per gram | |
| 1 gram6,561.84 TRY, about $131 | LaborTR | Grade not stated | $131 per gram | |
| 25 kilograms$3,034.29, about $3,034 | BulkSupplements.comUnited States | Out of stockGrade not statedPowder | $121 per kilogram |
No prices match these filters.
Cite these pricesA ready sentence and reference for your report
For your report
As of October 31, 2026, the lowest store price for (+-)-5-Hydroxytryptophan was $123 per kilogram: 5 kilograms for $614.97 at BulkSupplements.com.
Reference
APA, 7th edition
ChemicalSuppliers.com. (2026, October 31). (+-)-5-Hydroxytryptophan suppliers and prices. Retrieved October 31, 2026, from https://www.chemicalsuppliers.com/5-hydroxytryptophan/
ACS
(+-)-5-Hydroxytryptophan Suppliers and Prices. ChemicalSuppliers.com, October 31, 2026. https://www.chemicalsuppliers.com/5-hydroxytryptophan/ (accessed 2026-10-31).
BibTeX
@misc{chemicalsuppliers-5-hydroxytryptophan,
author = {{ChemicalSuppliers.com}},
title = {{(+-)-5-Hydroxytryptophan} suppliers and prices},
year = {2026},
date = {2026-10-31},
url = {https://www.chemicalsuppliers.com/5-hydroxytryptophan/},
urldate = {2026-10-31},
note = {Prices checked October 31, 2026}
}Prices change every day, so each line carries the date they were checked.
Making a solution?
Pick the strength and how much you need. We work out the grams of (+-)-5-Hydroxytryptophan and what they cost at the cheapest store we track.
- You need
- 220 grams
- of (+-)-5-Hydroxytryptophan, molar mass 220.22 g/mol
- That much costs
- $27.09
- $27.09 per litre of solution, at the lowest price per gram we found
Weigh it out, dissolve it in less water than you need, then top up to the full amount.
Chemical identity
Formula, molar mass, CAS number, InChIKey and the official PubChem record
- Formula
- C11H12N2O3
- Molar mass
- 220.22 g/mol
- CAS number
- 56-69-9
- InChIKey
- LDCYZAJDBXYCGN-UHFFFAOYSA-N
- Official record
- PubChem 144
How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-30, then divided by the pack size. Shipping and tax are not included.