Marek Diagnostics Blog

Man preparing for a testosterone blood test at a morning lab draw

Testosterone Test Preparation: What To Do Before Your Draw

Testosterone test preparation covers when to draw, whether to fast, and which supplements to pause. Backed by AUA and Endocrine Society clinical guidelines.

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Man getting TRT blood work drawn in a bright lab setting

TRT Blood Work: How Often To Test And What To Check

TRT blood work tracks testosterone, hematocrit, and PSA at set intervals. Learn the testing schedule, which labs matter, and why draw timing affects results.

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Man holding water bottle in bright waiting area before morning hormone blood test

Hormone Blood Test: Fasting, Timing, And Draw Rules

Fasting rules, draw timing by formulation, and biotin precautions for a hormone blood test. Based on Endocrine Society and AUA guidelines. Order labs today.

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Prepping for blood work

Prepping for blood work

From fasting guidelines to ensuring you’re well-hydrated, in this blog we share the best ways to prepare for your Marek Diagnostics blood work to get the most accurate results.

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