Top 5 Best Sulbutiamine Brands To Buy

Sulbutiamine is a synthetic version of Vitamin B1 (Thiamine). It is also a popular anxiolytic nootropic compound that has been shown to enhance memory, focus, athletic performance, and mood. On top of that, it may help reduce fatigue and anxiety.

Thanks to its many cognitive benefits, there are several online stores where you can buy this nootropic. Unfortunately, not all vendors sell high-quality Sulbutiamine. So, to help you, we came up with this list of some of the best vendors based on factors like:

  • Customer reviews & ratings
  • Quality
  • Safety and purity
  • Reputation      

Best Sulbutiamine Vendors in 2024

Looking to buy this nootropic online? Below are some of the reputable vendors that are worth considering.




Pure Nootropics


Double Wood


Nootropics Depot


Peak Nootropics


Nootropic Source



Pure Nootropics

pure nootropics

Pure Nootropics is probably one of the most well-established nootropics vendors available on the market today. Based in Albuquerque, New Mexico, this online store was started in 2013 by a team of health and fitness enthusiasts.

Over the years, this vendor has built a solid reputation for selling only high-quality products. In fact, all their products usually undergo rigorous testing for purity and quality.

On top of that, the company also provides third-party certificates of analysis (CoA). Anyone can access the results from their official website which goes to show their high level of transparency.

When it comes to their Sulbutiamine, it is available in capsules form. Each capsule contains 200 mg of this nootropic per serving. And with the recommended dosage being 400-600 mg, the 200 mg is potent enough if you take two capsules per day.

As far as pricing is concerned, a bottle containing 60 capsules costs only $12.99 and $25.99 for 180 capsules. So, overall, they are quite affordable.

But here is the best part; Pure Nootropics claims to offer a 30-day money-back guarantee. This means that you can get a refund if you’re not satisfied with their products.


  • Free domestic shipping
  • Competitively priced
  • Tested for both quality and purity
  • Capsules are vegetarian-friendly


  • Free shipping is only for U.S residents


Double Wood Supplements

double wood logo e1553277015802

This is yet another reputable online vendor that specializes in a wide range of nootropics and health supplements. The vendor has been in existence since 2014 and has managed to keep a relatively good reputation in the nootropic industry.

Made in the USA, their Sulbutiamine is manufactured in a cGMP certified facility to ensure its quality. What’s more? It is made without soy, gluten, non-GMO, and other allergens.

More so, this supplement has been tested for purity. Therefore, you can be confident that it’s of great quality.

Moving on, each bottle contains 90 capsules with a serving size of 200 mg per capsule. And a single bottle retails for only $19.95 which is a little expensive compared to Pure Nootropics. However, if you enroll in their monthly subscription, you can save up to 14%.

So, what makes this vendor stand out from its competitors? The company seems to prioritize so much on the quality of their services.

For each product, they provide third-party test results as well as a certificate of analysis. On top of that, the vendor offers free shipping for all orders that are made within the US.


  • Has superior customer support
  • Great product packaging
  • Conducts third-party and in-house quality testing
  • Offers 100% money-back guarantee


  • Capsules are encapsulated with gelatin
  • Does not offer international shipping


Nootropics Depot

nootropics depot logo

Nootropic Depot is an Arizona-based company that offers a great selection of products in capsules and powder form. The vendor offers this supplement in 90ct. and 180ct. jars with each capsule containing 200 mg per serving.

And you know what the best part is? You can also get it in 60ct. or 120ct. jars and each tablet is packed with 200 mg of this supplement. This gives you the convenience to choose between taking capsules or tablets.

What’s more? This company has this supplement in powder form. You can choose between 25 grams and 50 grams jars. So, if you don’t prefer taking this nootropic in capsules or tablets form, you can always opt for the powder.

On the flip side though, you may need to buy a digital scale to ensure you take the precise dosage.

Moving on, this vendor is popularly known for providing quality products. Their Sulbutiamine has been lab-tested and even verified for both purity and identity. Not only do they do in-house lab testing but also third-party. However, it is not clear if actually, they do provide a certificate of analysis.

Lastly, the store claims to offer free standard mail shipping on all international orders above $200. And if you live in the USA, there is free FedEx shipping on orders over $50.


  • Offers the supplement in different forms for added convenience
  • Conducts extensive testing to ensure product efficacy and authenticity
  • Provides same-day shipping on most orders
  • Great customer service via email


  • Does not provide a certificate of analysis
  • No return policy for opened and used products


Peak Nootropics

peak nootropics logo e1555430675795

Located in Houston, Texas, Peak Nootropics is yet another great online vendor for all kinds of nootropic supplements. The company prides itself on providing quality products to its customers at reasonable prices.

As such, all their products are fulfilled through a quality-controlled and registered third-party warehouse. On top of that, their suppliers usually offer certificates of analysis on all their products and also follow GMP guidelines.

As if that’s not enough, the vendor claims to check all their products at their third-party lab in the US. This is to ensure that their customers are getting the highest quality supplements.

But here is the best part; their Sulbutiamine is available in both capsules and powder form. And both options contain 200 mg of this nootropic per serving. So, there is no doubt that it’s potent enough.

However, compared to other vendors, their supplements are definitely not the cheapest you can find. 

Take, for example, a bottle containing 60 capsules will cost you $18.99 at Peak Nootropics and $12.99 at Pure Nootropics.

When it comes to shipping, it’s free but only for domestic orders over $150. Best of all, all international and domestic orders are covered by their full warranty. This ensures that in case your products are damaged, stolen, or lost, the vendor will replace them free of charge.


  • All products are backed by their 30-day money-back guarantee
  • Excellent customer service
  • Their products are screened for heavy metals and third-party tested
  • Offers fast and reliable worldwide shipping


  • Certificates of Analysis are only available upon request
  • A bit pricey compared to other online vendors


Nootropic Source

nootorpic source

Looking for a legitimate online nootropic store? Nootropic Source is one of them. This vendor supplies their supplements in different forms including powders, solutions, peptides, and nasal sprays. So, they don’t provide capsules.

As far as Sulbutiamine is concerned, it is available in 25 grams and 50 grams of bags. Besides, it is packed in Mylar bags that are double sealed and UV resistant to ensure moisture barrier. So, if you like the convenience of taking capsules, this vendor may not be your best option.

When it comes to quality and value, this company stands among the best nootropics vendors. Their powders are relatively affordable. A 25 grams bag costs $17.50 while the 50 grams option goes for around $29.95.

On top of that, they take the quality of their products very seriously. For instance, this particular supplement has not only been lab-tested but also verified for both purity and identity. As if that’s not enough, the vendor also provides you with a Certificate of Analysis which is published on their official website.

Another thing that really stands out about this company is their fast shipping. They offer one business day delivery via USPS for orders within the US. What’s more, the vendor provides free shipping on all US orders above $150.


  • Conducts independent lab testing on all of its products
  • Has an easy to navigate website
  • Quick order processing and delivery
  • The powders are well-packaged to prevent moisture from penetrating


  • Does not issue refunds or chargebacks

Where Should You Buy Sulbutiamine?

Choosing a supplier for Sulbutiamine or any other nootropic supplement can be a challenge sometimes. However, it is important that you find a vendor that you can trust. The vendors above are known for providing high-quality products and at competitive prices. So, you can rest assured that they are all trustworthy.