ACP-105: an experimental SARM
The androgen receptor activity and animal research behind ACP-105, with attention to the absence of established human efficacy and safety.
PostApotheek
A considered look at health.
PostApotheek is an educational journal about pharmacology, supplements and health. Explore research, mechanisms and the context behind common claims.
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All articlesPharmacology
Beta-alanine: what it is and how it works
How beta-alanine contributes to muscle carnosine, why that matters during intense exercise and how its role differs from creatine.
Boron: what it is and how it works
Where boron occurs in food, how it is absorbed and eliminated, and what research suggests about its biological roles and supplement claims.
Carpal tunnel syndrome: prevention and diagnosis
Symptoms, examination tests, nerve studies and treatment pathways, including when persistent weakness or numbness needs medical assessment.
Dutasteride, cholesterol and bone health
What controlled research shows about dutasteride, DHT suppression, lipid profiles and bone mineral density, and what remains uncertain.
Hexarelin: long-term risks and evidence gaps
What is known and unknown about prolonged hexarelin exposure, glucose metabolism, hormonal changes and other potential health effects.
Insulin and WADA rules
Insulin classification under the WADA Prohibited List, the role of therapeutic use exemptions and why necessary diabetes care needs coordination.
Ipamorelin and GHRP-6: mechanisms and adverse effects
Compare growth hormone signaling, cortisol, prolactin and appetite effects, while distinguishing preclinical findings from clinical evidence.
Detox myths: does the liver need cleansing?
How the liver processes substances and why juice cleanses, detox teas and liver flushes do not replace evidence-based medical care.
Metandienone in women: virilization risks
Androgenic changes to the voice, skin, hair and reproductive system, including why some effects can persist after metandienone use ends.
Metenolone acetate and testosterone suppression
How metenolone can suppress the HPG axis, LH, FSH and sperm production despite claims that it is a mild anabolic steroid.
Taurine: side effects and safety evidence
Separate evidence on taurine itself from the effects of caffeine and sugar in energy drinks, including the limits of long-term safety data.
Testosterone enanthate: history and medical use
From early hormone research to injectable esters: how testosterone enanthate developed and how its medical use evolved.
Testosterone replacement after 40
Distinguish age-related changes from diagnosed hypogonadism and examine what trials show about symptoms, bone density and cardiovascular outcomes.
Tirzepatide: how it works in the body
How combined GIP and GLP-1 receptor activity influences insulin, appetite, gastric emptying and weight, with context from clinical studies.
Trenbolone enanthate: adverse effects and risks
Cardiovascular, endocrine and psychological risks, with clear distinctions between direct evidence and findings for anabolic steroids as a class.
Tribulus: formulations and extract quality
Compare plant powders, extracts and combination products, and understand what saponin percentages and laboratory certificates can establish.
High or low triglycerides in athletes
Diet, alcohol, training and medical causes of unusual triglyceride results, plus the clinical significance of very high values.
Turinabol and oxandrolone: mechanisms and adverse effects
How structural differences affect two oral anabolic steroids, and why shared liver, lipid and hormonal risks remain important.