IGF-1 (Insulin-like Growth Factor)

IGF-1 (Insulin-like Growth Factor) is a advanced / specialty markers biomarker that Growth hormone that affects aging and metabolism The normal reference range is Age-dependent, typical adult:100-300 ng/mL. Regular testing helps track changes and identify potential health issues early.

3 out of 10 major blood testing providers include IGF-1 (Insulin-like Growth Factor) in their standard panels. These include Superpower, Function, Marek Health.

For most people, testing IGF-1 (Insulin-like Growth Factor) 2-4 times per year is recommended to establish baseline levels and track trends. If you have abnormal results or are actively working to optimize this biomarker, more frequent testing (quarterly) may be beneficial. Always consult with your healthcare provider for personalized testing frequency recommendations.

The standard laboratory reference range for IGF-1 (Insulin-like Growth Factor) is Age-dependent, typical adult:100-300 ng/mL. However, many functional medicine practitioners recommend tighter "optimal" ranges for peak health and performance. Your ideal range may vary based on your age, sex, health goals, and other individual factors. Work with a healthcare provider familiar with optimal ranges to determine your target levels.

Most direct-to-consumer blood testing services that include IGF-1 (Insulin-like Growth Factor) provide the physician order as part of their service. However, some states have restrictions on direct-to-consumer testing. Check with your chosen provider about availability in your state and whether they provide the necessary physician authorization.

Marker of growth hormone status. Declines with age. Too high may increase cancer risk;too low associated with frailty. Reflects muscle and bone anabolic status.