Marek Diagnostics

Marek Diagnostics sells self-ordered blood and biomarker test panels online, priced from $35 for single markers to $499 for comprehensive “Performance” or “Longevity” bundles. All kits are collected at 2,200+ Labcorp draw stations nationwide; results post to a secure client portal within 2–3 business days. The company operates 100 % through its e-commerce site—no clinic visits or retail pharmacies required. The brand’s core promise is physician-reviewed, insurance-free lab work: every order is approved by an affiliated MD, so customers bypass primary-care gatekeeping. Panels are built around athletic performance, hormone optimization, cardiovascular risk, and metabolic health, with free 15-min telehealth consults included to interpret outliers. Marek is best-known for its customizable “DIY Panel” that lets users pick up to 25 biomarkers and receive a single, trendable dashboard. Primary buyers are 25-50-year-old fitness enthusiasts, biohackers, and TRT-curious men who want quantitative feedback without waiting for insurance authorization. The brand speaks to data-driven self-experimenters who track sleep, macros, and recovery scores and view lab work as another performance metric. Marek competes with direct-to-consumer labs that sell static, coupon-discounted kits and with telehealth startups that upsell ongoing prescriptions. It differentiates by coupling flexible panel design with live clinician interpretation, fixed transparent pricing, and integration into downstream hormone or peptide therapies offered through its optional medical-provider network.