Blood Test Fasting Basics

Blood Test Fasting Basics

Got a blood test soon? Let’s talk fasting — what it means and why it matters for accurate results.

What Does Fasting Mean?

What Does Fasting Mean?

Fasting means water-only — no coffee or snacks. It helps your doctor get a clear, baseline view of your health.

Why Fasting Is Important

Why Fasting Is Important

Fasting clears the influence of your last meal, giving accurate blood test results for better health insights.

Cholesterol Tests: New Rules

Cholesterol Tests: New Rules

Good news! Routine cholesterol checks might not need fasting. But triglyceride tests still require strict fasting.

Fasting Blood Sugar Tests

Fasting Blood Sugar Tests

For blood sugar tests like FBG or OGTT, fasting for 8 hours with only water is a must — no exceptions!

Stay Hydrated, Stay Comfortable

Stay Hydrated, Stay Comfortable

Drink plenty of plain water before your test — it helps hydrate you and makes the blood draw easier and smoother.

Medications and Blood Tests

Medications and Blood Tests

Have questions about meds? Don’t guess. Always check with your doctor on how to handle your medications before fasting.

Watch Out for Biotin Supplements

Watch Out for Biotin Supplements

Biotin supplements can skew your blood test results. Let your doctor know if you’re taking any for hair or nails.

Oops! Broke Your Fast?

Oops! Broke Your Fast?

Accidentally ate something? For sugar tests, you’ll need to reschedule. For others, just call your lab for advice.

Morning-Of Test Checklist

Morning-Of Test Checklist

Water only, skip workouts, take doctor-approved meds, and bring a healthy snack for after your blood draw.

Be Prepared and Empowered

Be Prepared and Empowered

Preparation is key to clear, accurate results. You’re in charge of your health journey every step of the way!

Take Charge of Your Health

Take Charge of Your Health

Book your next test with confidence, maintain healthy habits, and prioritize preventive care for lasting wellness.