GW501516 comes up often in conversation and rarely with the context attached. Here we lay out the basics in order, then work through the practical considerations.
Last reviewed on 2026-04-11. Where a claim depends on a specific study, the study is described rather than over-claimed.
Regulatory treatment varies, but cardarine is not approved as a medicine. Sports authorities list GW501516 as a prohibited substance, and it is banned at all times under the World Anti-Doping Agency code. Many countries restrict sales for human consumption, while online vendors market it as a research chemical. Such products may lack purity data, and their actual contents can differ from the label. Purchasing or possessing cardarine may carry legal consequences depending on jurisdiction. The compound is not a dietary supplement ingredient in regulated markets.
Clinical development stopped after rodent studies showed tumors at multiple sites. Whether those findings predict human cancer risk remains an open question, but they led sponsors to discontinue programs. Human safety data are limited to small, short-term studies that were not designed to assess cancer risk. Reported effects in those studies included changes in blood lipids, but the evidence is insufficient for medical use. Long-term consequences of nonmedical use are not well characterized. Questions about dose, duration, and individual susceptibility remain unresolved.
Cardarine is a common name for GW501516, an investigational compound developed in the 1990s for metabolic conditions. It acts as an agonist at peroxisome proliferator-activated receptor delta, a nuclear receptor involved in lipid and energy metabolism. The compound is frequently mislabeled as a selective androgen receptor modulator, or SARM, but its molecular target is different. GW501516 reached early clinical testing before development was discontinued. It has no approved therapeutic use in any country. The name cardarine is not a formal international nonproprietary name.
Cardarine is the common name for GW501516, a synthetic compound studied as a peroxisome proliferator-activated receptor delta agonist. Researchers developed it to explore treatments for lipid disorders and metabolic conditions. It is not an approved medicine in any country. Early clinical work examined changes in HDL cholesterol and triglycerides, but development was discontinued after animal studies raised concerns about cancer. The compound remains available as a research chemical and appears in discussions of performance enhancement.
At the molecular level, GW501516 binds and activates PPARδ, a nuclear receptor that regulates transcription. Activation shifts expression of genes involved in fatty acid oxidation, energy expenditure, and lipid transport in skeletal muscle and liver. Animal studies report increased endurance and altered lipid profiles after exposure. Human data are limited to small trials and do not establish long-term safety or efficacy. PPARδ also has roles in cell proliferation, so the relationship between activation and cancer risk remains an open question.
| Property | Value | Notes |
|---|---|---|
| Common synonyms | GW501516; GW-1516; endurobol | GW501516 is the research code |
| Drug class | PPARδ agonist | Not a selective androgen receptor modulator |
| Molecular formula | C21H18F3NO3S2 | Established chemical formula |
| Molar mass | 453.5 g/mol | Calculated from the formula |
| Regulatory status | Prohibited in sport; not approved as medicine | Status varies by country |
In March 2022, they released another collaboration, Broken Skull American Lager. The beers are distributed in 39 states with El Segundo brewing over 5,000 barrels of Broken Skull annually. Austin has owned three ranches: the Broken Skull Ranch was near Tilden, Texas and the Broken Skull Ranch 2.0 in Gardnerville, Nevada. Austin is a fan of the Dallas Cowboys as well as the Alabama Crimson Tide.
This theory treats all individuals as rational operators, committing criminal acts after consideration of all associated risks (detection and punishment) compared with the rewards of crimes (personal, financial etc.). Little emphasis is placed on the offenders' emotional state. The role of criminal organizations in lowering the perceptions of risk and increasing the likelihood of personal benefit is prioritized by this approach, with the organization's structure, purpose, and activity being indicative of the rational choices made by criminals and their organizers.
I am left with the impression that the attorneys in charge of the Labscam investigation ... seek to take far more credit for the overall success of the proceedings than is rightly due. Philadelphia-based SmithKline agreed to pay the government $325 million which is considered as one of the largest civil settlement ever in a whistle-blower lawsuit. The company settled after the government alleged it paid kickbacks to doctors, billed the government for laboratory tests not performed and committed other violations. SmithKline has denied the allegations, saying the violations were unintentional and the result of ambiguities in regulations and guidelines. When interest and payments to state Medicare funds were taken into account, the final settlement came to about $321 million. VanArtsdalen said Merena and the other whistle-blowers accounted for all but about $15 million of that total. The government failed to reach an agreement with litigants Merena and Grossenbacher on the amount that they would receive from the settlement agreement. The government maintained that Merena was entitled to approximately $10 million of the $65 million attributable to the non-"automated chemistry" claims and has paid Merena this amount. The government and the Spear relators have a proposed agreement that, if approved, will award the Spear relators 15% of the $13 million that the government attributed to a claim called the "CBC Indices" claim. The government previously agreed to pay the whistle-blowers a minimum of $9.7 million but only if they dropped claims to a larger portion.
Sources: en.wikipedia.org
Solution concentration Drying gas flow Inlet temperature Spraying gas flow Feed rate From the following input parameters comes a series of pathways a particle can take towards its yielded shape and size. Certain parameters like spraying gas flow, feed rate, and the solution concentration heavily influence the yielded particle size, whereas the inlet temperature plays a significant role into the shape of the particle at the end. Particle size has a great correlation with the original size of the solution droplet from the atomizer, so the greatest way to control particle size can be done by heavily saturating the solution and making the initial droplet larger or smaller. Once the initial droplet enters the drying chamber, the droplet can continue to crust formation, or no particle will be formed. From the crust formation, the temperature of the drying process and duration of the particle in the drying process can lead the particle toward a dry shell or a deformed particle. The dry shell can proceed into a solid particle or a shattered particle. The crust formation can also forgo the dry shell or deformed particle if the drying conditions are not correct and undergo an internal bubble nucleation with another series of pathways.
Ethnic tensions created during colonial occupation also resulted in discriminatory policies being adopted in newly independent African nations, such as Uganda under Idi Amin which banned Asians from Uganda, thus creating a mass exodus of the (largely Gujarati) Asian community of Uganda. Such ethnically driven border control policies took forms ranging from anti-Asian sentiment in East Africa to Apartheid policies in South Africa and Namibia (then known as Southwest Africa under South African rule) which created bantustans and pass laws to segregate and impose border controls against non-whites, and encouraged immigration of whites at the expense of Blacks as well as Indians and other Asians. Whilst border control in Europe and east of the Pacific have tightened over time, they have largely been liberalized in Africa, from Yoweri Museveni's reversal of Idi Amin's anti-Asian border controls to the fall of Apartheid (and thus racialized border controls) in South Africa. With the development of border control policies over the course of the 20th century came the standardization of refugee travel documents under the Convention Relating to the Status of Refugees of 1951 and the 1954 Convention travel document for stateless people under the similar 1954 statelessness convention.
First generation vaccines are whole-organism vaccines – either live and weakened, or killed forms. Live, attenuated vaccines, such as smallpox and polio vaccines, are able to induce killer T-cell (TC or CTL) responses, helper T-cell (TH) responses and antibody immunity. However, attenuated forms of a pathogen can convert to a dangerous form and may cause disease in immunocompromised vaccine recipients (such as those with AIDS). While killed vaccines do not have this risk, they cannot generate specific killer T-cell responses and may not work at all for some diseases. Second generation vaccines were developed to reduce the risks from live vaccines. These are subunit vaccines, consisting of specific protein antigens (such as tetanus or diphtheria toxoid) or recombinant protein components (such as the hepatitis B surface antigen). They can generate TH and antibody responses, but not killer T cell responses. RNA vaccines and DNA vaccines are examples of third generation vaccines. In 2016 a DNA vaccine for the Zika virus began testing at the National Institutes of Health. Separately, Inovio Pharmaceuticals and GeneOne Life Science began tests of a different DNA vaccine against Zika in Miami. Manufacturing the vaccines in volume was unsolved as of 2016. Clinical trials for DNA vaccines to prevent HIV are underway. mRNA vaccines such as BNT162b2 were developed in the year 2020 with the help of Operation Warp Speed and massively deployed to combat the COVID-19 pandemic.
Following weeks of discussions, and in the absence of a compensation plan, a group of 15 lawyers filed a class-action lawsuit on behalf of 100 families against Sanlu, seeking medical and other expenses as well as compensation for trauma and for death of an offspring.
Sources: en.wikipedia.org
No. Cardarine is GW501516, a PPARδ agonist, while SARMs act on androgen receptors. The two classes are often grouped in informal discussions despite different mechanisms.
No. It has no approved medical indication in any country. Regulatory agencies have not cleared it for treatment or prevention of any condition.
Early clinical work stopped after rodent carcinogenicity findings. Those animal results raised concerns about long-term human risk, although direct human evidence is lacking. The human relevance of the tumors remains an open scientific question.
Cardarine is a common name for the investigational compound GW501516. It acts as a PPARδ agonist and is not approved for human use. It is prohibited in sport.