Description
The TUDCA powder from Umbrella Labs gives you TUDCA as loose powder. Each batch is tested by LC-MS to 99% purity or higher. It’s $29.99. It’s sold for laboratory research only.
You’ll find similar products in our nootropic powders range.
What is TUDCA?
TUDCA (tauroursodeoxycholic acid) is ursodeoxycholic acid joined to taurine. It’s a natural bile acid, found in high amounts in bear bile.
It reduces endoplasmic reticulum stress in cells.
TUDCA powder specifications
- Compound: TUDCA (Tauroursodeoxycholic acid, Tauroursodeoxycholate, Ursodeoxycholyltaurine)
- CAS number: 14605-22-2
- Molecular formula: C26H45NO6S
- Molecular weight: 499.71
- Purity: 99% or higher, tested by LC-MS
- Amount: 15g
- Form: Loose powder
- Storage: Keep it in a cool, dry place away from direct sunlight
- Use: laboratory research only, not for human or veterinary use
TUDCA in published research
A sodium phenylbutyrate and taurursodiol combination was approved in the US for ALS in 2022, then withdrawn in 2024 after a larger trial failed.
Rodent studies look at liver, eye and brain protection.
You can find the papers on PubMed. We don’t make claims beyond what that literature reports.
Working with loose TUDCA powder
Loose powder is the most flexible way to buy TUDCA. You can weigh any amount you need, dissolve it in your own solvent, or fill your own capsules. It’s also the cheapest format per milligram.
For small amounts you’ll want a scale that reads to at least 0.01g, and ideally 0.001g. Our digital scale and micro scoops make it easier to get consistent measurements. Weigh onto clean weighing paper, and close the bag or jar straight after so the powder doesn’t pick up moisture.
Making a solution from TUDCA powder
To make a stock solution, decide on the final volume and concentration first. For 30mL at 10mg/mL you’d weigh 300mg of TUDCA, dissolve it in about 25mL of solvent, then top up to exactly 30mL.
Check the compound’s solubility in your chosen solvent before you start, and try a small test amount first. Store the finished solution in a labelled glass bottle.
Purity testing for TUDCA
Every batch of TUDCA is checked with liquid chromatography-mass spectrometry (LC-MS) before it goes on sale. LC-MS separates a sample into its parts and identifies each one by mass, so it confirms what the compound is and how much of the sample it makes up. The current batch tested at 99% or higher.
Small differences between batches are normal, so write the batch number from the label into your records. If something looks wrong when your order arrives, like discoloured powder or a cloudy solution, set it aside and don’t use it.
How to store TUDCA
Keep it in a cool, dry place away from direct sunlight. Use a clean, dry scoop each time, and reseal the container straight away. Label anything you decant with the compound, amount and date, and keep it out of reach of children and pets.
Common questions about the TUDCA powder
What can I dissolve TUDCA powder in?
That depends on the compound’s solubility and your protocol. Check the solubility data for your solvent first, and test a small amount before making up a full batch.
What scale do I need?
One that reads to 0.01g at minimum, and 0.001g for very small amounts. Our pocket scale reads to 0.01g.
Is the TUDCA powder in stock?
Yes. Every option on this page is in stock and ready to ship.
Related nootropics
Other products in the same range include Ulotaront powder, Tropisetron powder, Unifiram powder and Trihexyphenidyl powder. Our main Nootropics page lists everything in the category.
Buy TUDCA powder online
Ready when you are. Add it to your cart and check out. The TUDCA powder is in stock and ready to ship. Need other compounds for the same study? Browse nootropic powders or our lab supplies.
Sold for laboratory research use only. It isn’t for human or veterinary use, and it isn’t a food, drug or cosmetic.









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