Fasting glucose: test price and optimal range
Short answer: Your blood sugar after an overnight fast. A one-time snapshot, so it is best read together with insulin and HbA1c. Dr. Sorrell's optimal range is 70–84 mg/dL. The lowest one-at-a-time list price we found was $4.02 at Mito Health (non-member price; member $2.87), checked 2026-10-16.
Who includes it, and what it costs
| Provider | Included / price | Checked |
|---|---|---|
| Function Health | ✓ included | 2026-10-16 |
| Superpower | ✓ included | 2026-10-16 |
| Jinfiniti AgingSOS Cellular Essentials | — | — |
| Quest (questhealth.com) | $75 Diabetes Monitoring Test (HbA1c & Glucose) | 2026-10-16 |
| Labcorp OnDemand | $39 Fasting Glucose Test (sale $29.25) | 2026-10-16 |
| Walk-In Lab | $29 Glucose Serum Test | 2026-10-16 |
| Ulta Lab Tests | $5.95 Glucose Test | 2026-10-16 |
| Mito Health | $4.02 non-member price; member $2.87 | 2026-10-16 |
| Rythm Health | not listed | 2026-10-16 |
| SiPhox Health | — | — |
| Everlywell | — | — |
| LetsGetChecked | — | — |
Memberships (Function, Superpower) and Jinfiniti's panel cover many markers for one price; see the full comparison table. Quest and Walk-In Lab add a physician fee of about $6 per order.
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Frequently asked questions
What does a Fasting glucose test measure?
Your blood sugar after an overnight fast. A one-time snapshot, so it is best read together with insulin and HbA1c.
What is the optimal Fasting glucose range?
Dr. Sorrell's optimal range is 70–84 mg/dL. It comes from his Lab Decoder; your lab's printed reference range may differ.
Where can I buy a Fasting glucose test cheapest?
The lowest one-at-a-time list price we found was $4.02 at Mito Health (non-member price; member $2.87), checked 2026-10-16. Prices change often, so confirm on the seller's site.
Which memberships include Fasting glucose?
It is included in: Function Health, Superpower.
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