We searched PubMed/Medline, Embase and Google Scholar for studies published before March 29, 2022 that analyzed the quality and quantity of AAS to determine the proportions of substandard and counterfeit products found on the black market. Besides the well-known side effects of anabolic steroids, new individual and public health threats arise due to fake drugs from the black market. With this systematic review and meta-analysis on black-market AAS, we have demonstrated that substantial mean proportions may be of substandard quality or counterfeit. This also may have led either to over or under estimation of certain proportions of the estimates of "substandard" or "counterfeit" anabolic androgenic steroids and their subclassifications and sub-analyses. This new Cyclosome™ technology allows the ‘Trojan Horse’ to deliver prohormones and testosterone boosters to the systemic circulation by the intestinal lymphatic route, circumventing first-pass inactivation in the liver for the very first time. Similar to testosterone, DHT is responsible for masculine traits such as aggression, sex drive, and physical strength. A "positive nitrogen balance" refers to the rate of protein synthesis in the body......this means YOU WILL BE ABLE TO ASSIMILATE PROTEIN AT A MORE RAPID RATE. Protodioscin has also been shown to increase muscle mass and strength, and increases libido and aggression. Protodioscin causes the body to release luteinizing hormone, which sends a signal to the testes to produce high levels of testosterone. Protodioscin has been shown in clinical studies to cause a dramatic increase of Natural Testosterone (up to 40% in 1 week)! In addition to promoting hypertrophy, Dianabol also enhances muscle strength, allowing athletes to lift heavier weights and perform at higher intensities. Users often report significant increases in body weight and muscle size within weeks of starting a cycle. In addition to its anabolic properties, Dianabol also boosts glycogenolysis, helping the body to utilize carbohydrates more effectively. The use of such substances may carry legal, health, and ethical implications. The co-administration of an antiestrogen such as an aromatase inhibitor like anastrozole or a selective estrogen receptor modulator like tamoxifen can reduce or prevent such estrogenic side effects. As such, it can cause side effects such as gynecomastia and fluid retention. Methandienone binds to and activates the androgen receptor (AR) in order to exert its effects. Estrogenic side effects such as gynecomastia and fluid retention can also occur. Androgenic side effects such as oily skin, acne, seborrhea, increased facial/body hair growth, scalp hair loss, and virilization may occur. Metandienone was originally developed in 1955 by CIBA and marketed in Germany and the United States. There is a great need for future prevention and harm-reduction programs to protect users from these substances. Most studies were nonclinical laboratory studies (95%) and provided samples seized by authorities (74%). We used random-effects models to calculate the overall mean estimates for outcomes. Additional hand searches were conducted candy96.fun to obtain studies not found in the primary literature search. Analytical methods can vary considerably in terms of instrumentation cost, analysis time, and identification and quantification software. We demonstrate that visual inspection of the package, label, and internal content to identify preliminary signs of counterfeiting of AAS have shown to be mostly ineffective. Interestingly, this systematic review showed significant differences between the two included world regions. AAS were the most dominant group within all analyzed products, and they were almost exclusively analyzed within the WADA class S1. Some authors assessed visual inspection of packaging and detection of counterfeiting rate with contradicting results. In 1965, the FDA pressured CIBA to further document its legitimate medical uses, and re-approved the drug for treating post-menopausal osteoporosis and pituitary-deficient dwarfism. FDA began the DESI review process to ensure the safety and efficacy of drugs approved under the more lenient pre-1962 standards, including Dianabol. Early adopters included players for Oklahoma University and San Diego Chargers head coach Sid Gillman, who administered Dianabol to his team starting in 1963. With this systematic review and meta-analysis, we present significant findings for fake AAS on the black market. Underground laboratories emerged both locally and in countries with lax legal regulations and it is described that an 'anabolic steroid tourism' and large networks of online resellers emerged, simplifying the illegal acquisition of anabolic steroids . We demonstrate that substantial proportions of AAS found on the black market are fake.