Last Updated January 21, 2024

 January 21, 2024

Inside this Loti Labs review, we’ll detail exactly what must be known about this research chemical vendor.

We’ll break down:

  • Is Loti Labs legit?
  • Are their products tested for purity?
  • Why do researchers buy peptides from this vendor?

For researchers considering purchasing peptides and other chemicals for investigation, an in-depth Loti Labs can be found below.

We will also provide expert information on how to select a reputable online peptide vendor, as well as our most recommended source for all research needs.

Loti Labs

Product Types Research Chemicals and Peptides
Quality of Products: 3/5
Pricing: 3/5
Discounts: Regular Sales and Coupons
Alternatives: Limitless Life
Overall Ranking: 3/5

Disclaimer: contains information about products that are intended for laboratory and research use only, unless otherwise explicitly stated. This information, including any referenced scientific or clinical research, is made available for educational purposes only. Likewise, any published information relative to the dosing and administration of reference materials is made available strictly for reference and shall not be construed to encourage the self-administration or any human use of said reference materials. makes every effort to ensure that any information it shares complies with national and international standards for clinical trial information and is committed to the timely disclosure of the design and results of all interventional clinical studies for innovative treatments publicly available or that may be made available. However, research is not considered conclusive. makes no claims that any products referenced can cure, treat or prevent any conditions, including any conditions referenced on its website or in print materials.

Who is Loti Labs?

Loti Labs is an American online research chemical and peptide vendor based in Florida. It offers both peptides in powder form and research liquids.

The company advertises a 100% customer satisfaction guarantee on its high-quality products. Product purity is verified via available third-party lab test results alongside product listings. Loti Labs offers both domestic and international shipping, and accepts only traditional payment methods at this time.

While Loti Labs certainly makes an effort at legitimacy, they are somewhat lacking in several areas, such as transparency regarding manufacturing sites. Further, the quality tests performed are not of the highest standard. Reviews of Loti Labs are mixed, and the company does not have a notable online presence. Plus, the money-back satisfaction guarantee is limited to unopened products.

Continue reading to explore this vendor in detail, as well as how to choose the best source for research peptides.

Loti Labs review

Peptides Sold by Loti Labs

The Loti Labs selection includes various research peptides. The vendor’s top 3 peptides are:

Loti Labs BPC-157

BPC-157 is a pentadecapeptide that is derived from a substance naturally produced in the gastrointestinal tract called Body Protection Compound. The peptide acts as an angiogenic to restore and fortify the GI lining and maintain optimal digestive functioning [1]. Research indicates BPC-157’s potential for safe use in therapeutic applications, including augmented injury recovery, stimulation of tissue growth, and protection of the nervous system [2, 3, 4, 5].

Loti Labs TB-500

TB-500 is a synthetic peptide that is derived from an angiogenic protein called thymosin-beta 4. This compound boosts circulation and upregulates actin to promote cellular healing and regeneration in most animal cells [6]. Studies have shown the peptide’s potential to safely boost injury healing, address symptoms of inflammatory and cardiovascular conditions, and reduce signs of aging [7, 8].

Loti Labs Melanotan 2

Melanotan 2 (MT-2) is an analog of alpha-melanocyte-stimulating hormone (α-MSH), which acts on the body’s melanocortin receptors to varying degrees and effects. These include visible darkening of the skin, treatment of erectile issues in men, improved sex drive, appetite reduction, and countering of autistic behavioral features. It may also help to improve body composition and has a high safety profile when handled by qualified professionals [9, 10, 11].

Loti Labs additionally carries the α-MSH derivative PT-141, the anti-aging peptide epithalon, and numerous growth hormone secretagogues, including:

Payment and Shipping

Loti Labs’ payment policies are not presented clearly. We were able to ascertain that the vendor ensures secure payment with SSL encryption and that payments are limited to these methods:

  • Credit card (via Mesh Payments platform, $1000 purchase limit)
  • Electronic check (domestic orders only)

The payment method limitations are not stated until check-out. Further, at checkout, the customer is presented with an additional non-mediated credit card payment option for orders of $300 or less. The vendor states that there is a cryptocurrency payment option, although this is not available at checkout.

The company’s shipping policies are:

  • Orders placed on business days by noon EST are dispatched the same day, while those placed after noon EST are dispatched the following business day.
  • Deliveries are trackable and performed via USPS unless otherwise indicated.
  • Domestic orders arrive within 1-5 days typically.
  • Free First-Class shipping is given on domestic orders over $59.
  • Large orders paid for via echeck are not dispatched until check clearance, which can take up to 5 days.
  • International orders that are returned by customs are not eligible for full refunds.

Domestic deliveries are not guaranteed without the purchase of USPS route insurance, while international deliveries are not guaranteed. Per the company’s satisfaction guarantee, returns of unopened products are fully reimbursed.

Loti Labs review

Benefits of Buying from Loti Labs

Buying from Loti Labs presents the following benefits:

Third-Party Purity Reports on Products are Available

To verify its product purity claims, the vendor provides recent quality reports from a third-party lab on all available peptides and research chemicals. The tests include Mass Spectrometry and UV analyses that support claims of minimum 99% purity levels.

Informative Product Descriptions

Product listings on the vendor website include concise and useful write-ups on the basic properties and applications of the compounds sold.

Low Prices With Frequent Discounts and Deals on Select Products

Loti Labs products are competitively priced, well below most of its peers, and further subject to frequent markdowns of up to 35%. The website also advertises bulk price breaks and special deals, such as buy 5 and get 1 free. Coupons are available for new customers and upon subscription to the vendor’s email newsletter.

Rapid Domestic Shipping That is Free For Orders Over $59, as Well as International Shipping Options

The vendor offers rapid and low-cost domestic shipping, dispatching orders quickly with trackable delivery in just a few days. Its offer of free shipping for domestic orders over $59 is a high point for many clients.

Downsides of Buying from Loti Labs

While Loti Labs has some great features, there are several notable drawbacks, such as the following.

Quality Assurance Reports Are Not of the Highest Standard

Though the vendor provides recent certificates of analysis from a third-party lab on all available products, the methods used are not considered the most efficient among experts. While the lab reports show results of Mass Spectrometry and UV analysis to establish correct identification and purity levels, there is no evidence of High Performance Liquid Chromatography testing, the pharmacological industry standard. In fact, UV analysis is considered a cheaper and less accurate alternative to HPLC.

This could indicate erroneous purity reports on available peptides and chemicals, which, especially in the case of SARMs, could have potentially dangerous consequences [12, 13, 14]

Negative client reviews consistently cite low quality, further raising concern.

Limited Product Selection

In comparison to its market peers, Loti Labs has a relatively limited selection. The small peptide catalog is limited to lyophilized powder vials. The website also advertises the sale of “research liquids,” which, upon closer inspection include SARMs and SERMs, of which many are out of stock.

Limited Payment Options

Loti Labs only accepts two payment methods, each with limited regions and purchase amounts.

Payment and Shipping Policies Are Not Clearly Presented

The vendor’s website is poorly laid out, with conflicting and incomplete payment information listed in various locations. Actual payment and shipping options and rates are not clear until checkout. The checkout page itself advertises a discount on cryptocurrency purchases, while there is no cryptocurrency payment option listed just below.

Satisfaction Guarantee is Very Limited and Potentially Misleading

While Loti Labs boasts a client-centered approach and offers a 100% satisfaction money-back guarantee, the website’s fine print reveals that refunds only apply to unopened products. One wonders how a client can experience a product without using it. Though not all online vendors accept returns, the refunding of unopened products is fairly standard practice. In this sense, it is misleading to advertise this practice as a notable guarantee.

Loti Labs Reviews from Researchers

Don’t take our word for it! Let’s take a look at what some researchers of Loti Labs have to say about the company.

This Reddit user had a great experience with the vendor:

“They had great customer service, with a very quick response time. They were also very helpful with any questions that I asked. I was very impressed with how they dealt with me as a customer. The shipping was also very quick, and there were no issues with the package or the order…Overall, I was extremely impressed with Loti Labs and can absolutely recommend them. They were a pleasure to deal with and have great products.” [15]

However, another Reddit user was not so satisfied:

“Delivery via USPS took nearly 10 days in transit…When [the] package arrived, they sent me Oxytocin instead of TB-500. I emailed them again with a photo of my order/packing slip and what I received. They never replied back to correct their error…When I went to release [the] vacuum seal on the BPC-157, there was no air intake. I threw out both vials and will not order from them again.” [16]

Is Loti Labs Legit?

Loti Labs has a moderate legitimacy profile according to expert criteria. With many positive reviews and some quality control measures, it outranks many of its low-quality competitors. However, when the negative features are weighed against the positive, it is apparent that Loti Labs is not the best option for online research peptide purchases.

The primary areas of concern are the following:

  • Quality control testing methods do not meet the highest pharmacological standard.
  • The website is not user-friendly when it comes to the ordering and check-out process.
  • There are limited payment options.
  • Misleading marketing is apparent.

Plus, the vendor has little online presence, lacking social media pages and substantial numbers of client reviews on independent websites.

For a higher-quality experience, we recommend purchasing from a reputable alternative source.

Our Top Alternative Peptides Vendor

Limitless Life is the best alternative for research peptide needs. The American vendor is a leading name in the industry for its many superior features, including the following:

Proven Product Quality According to the Highest Standards

Limitless Life assures that all peptides in its wide selection are at minimum 99% pure. Quality is proven and verified through meticulous third-party testing and domestic production methods that meet the most stringent standards set forth by pharmacologists and GMP protocols [14]. All certificates of analysis are readily available on the vendor’s state-of-the-art website. Domestic production ensures the best quality materials at the lowest prices, and products are sold in a range of forms, from capsules and liquids to topical preparations.

Great Business Practices and Shipping Worldwide

In collaboration with strictly reputable delivery services, Limitless Life ships to almost all countries around the world. There is a reasonable flat fee of $9.25 for US shipping and handling, waived for orders above $200. All deliveries are trackable and sent out within 24 hours of order placement. Payment and checkout are fast, easy, and 100% protected with the most advanced SSL encryption protocols.

Unmatched Researcher Service

In its core commitment to client experience, Limitless Life has an expert customer service staff that is easily accessible via email to quickly address all client inquiries via email. Plus, mistaken orders are fully replaced without charge, and large-scale buyers enjoy great discounts. The website is fully open for business 24 hours a day, 7 days a week.

Strong Commitment to Total Satisfaction

Limitless Life consistently delivers on its commitment to client satisfaction with an outstanding product selection of the highest grade, ideal payment and shipping practices, and impressive customer support measures. It is easy to see why Limitless Life is the top name in online research peptide retail and ingenuity.

Buy research peptides from our top-rated vendor...


Loti Labs Discount Code

Discount codes are sometimes available through the subscription newsletter and website.

Are Peptides Legal?

Yes. Peptides are legal for handling by qualified research professionals.

Are Peptides a Steroid?

No. While steroids are androgenic, peptides do not have androgens.

Where Does Loti Labs Produce Their Products?

Loti Labs produces its products in the USA and Canada.

Does Loti Labs Test Their Products?

Yes, Loti Labs performs some purity testing on their available products.

Bacteriostatic Water for Research Peptides

Safe and effective peptide research requires that handlers adhere to correct methods of preparation and storage. This is true of all therapeutic research peptides.

To perform these steps correctly, researchers must have the necessary items at disposal. Required supplies include but are not limited to bacteriostatic water, sterile vials, insulin syringes, and needles.

The process of putting together a lab toolkit might seem intimidating and put a dent in the research.

As a solution to this problem, the experts at have surveyed a range of online retailers to identify one top source for all research materials.

Loti Labs Review | Verdict

In closing, Loti Labs is a middling choice at best for research needs. While it performs some quality control and is domestically manufactured, it does not rise to meet the highest standards. Its selection is competitively priced but extremely limited.

Further, despite its purported client-centered approach, its website and business practices are notably inadequate. Satisfactory client reviews are dotted with poor client experiences that confirm our impression of unreliable product quality and customer service.

For a guaranteed positive experience, check out the top peptides vendor choice for leading researchers throughout the scientific community.


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  6. National Center for Biotechnology Information. PubChem Compound Summary for CID 16132341, Thymosin beta4. Accessed July 22, 2022.
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Scientifically Fact Checked by:

David Warmflash, M.D.

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