Weight Management Panel (TSH, A1C, Insulin, Lipid, CMP)
Comprehensive panel measuring metabolism-related markers to support healthy weight management goals and assess metabolic health.
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LevelPanel has no business or affiliate relationship with Quest or LabCorp. These links are provided as a public service.
Lab testing services linked from this site are not available to residents of Alaska, Arizona, or Hawaii, unless otherwise noted on the lab's own website.
This publication is not intended to solicit the purchase of laboratory testing from any individual consumer.
What this test measures
This panel measures a set of metabolic and hormonal markers that collectively influence how the body stores, burns, and regulates energy. It includes a Comprehensive Metabolic Panel (CMP), a Lipid Panel, a Thyroid-Stimulating Hormone (TSH) test, an Insulin level, and a Hemoglobin A1c (HbA1c) test.
The TSH test evaluates thyroid function, which has a direct impact on metabolic rate; the thyroid hormones T4 and T3, produced in response to TSH signaling, govern how efficiently the body converts food into usable energy. The insulin measurement assesses how effectively the body manages blood sugar and can flag insulin resistance, a condition closely linked to difficulty losing weight and elevated diabetes risk. HbA1c provides a two-to-three-month average of blood sugar control, offering a longer-range view than a single glucose reading. The Lipid Panel measures cholesterol and triglycerides, cardiovascular risk markers that frequently shift with changes in body composition. The CMP rounds out the picture with kidney and liver function, electrolyte balance, and protein status, all of which support the metabolic machinery involved in weight regulation.
What's included
Who should consider this test
You might consider this test if you are experiencing any of the following:
- Individuals seeking to understand their baseline metabolic health before starting a weight management program
- Those experiencing unexplained weight gain or difficulty losing weight despite dietary and exercise efforts
- People with family history of diabetes, thyroid disorders, or metabolic syndrome who want to assess their risk factors
- Individuals considering or discussing prescription weight management options, including GLP-1 medications, with their healthcare provider
- Adults with risk factors for metabolic syndrome, such as high blood pressure, abdominal weight gain, or insulin resistance symptoms
- Those who want to monitor how weight-related changes may be affecting their overall metabolic and cardiovascular health
What to expect
Preparation
Fast for 8-12 hours before the test, consuming only water during the fasting period. Avoid strenuous exercise immediately before testing, as physical activity can temporarily affect insulin and glucose levels. Continue taking prescribed medications unless specifically instructed otherwise by your healthcare provider.
Sample Type
A single blood sample collected from a vein in the arm
Collection
A trained phlebotomist will draw blood from a vein, typically in the arm. The procedure takes just a few minutes and involves minimal discomfort from the needle insertion.
Turnaround
Results are typically available within 1-3 business days and will be securely delivered through your patient portal
Understanding your results
These markers are most informative when interpreted as an interconnected set rather than one at a time. Thyroid function, insulin sensitivity, blood sugar control, lipid levels, and organ performance all influence one another, and a pattern across several results often reveals more than any single value could. Healthcare providers look for relationships between the markers (for example, elevated insulin alongside a rising HbA1c may suggest developing insulin resistance) to assess metabolic efficiency and identify areas where targeted intervention could be most effective.
| Population | Reference Range | Notes |
|---|---|---|
| Adults | TSH: 0.4-4.0 mU/L | Normal TSH levels indicate healthy thyroid function and metabolic rate regulation |
| Adults | A1C: Below 5.7% | Normal A1C reflects good average blood sugar control over the past 2-3 months |
| Adults | Fasting Insulin: 2-25 mU/L (though many experts prefer levels below 10 mU/L for optimal metabolic health) | Lower fasting insulin levels typically indicate better insulin sensitivity |
| Adults | Total Cholesterol: Below 200 mg/dL, HDL: Above 60 mg/dL, LDL: Below 100 mg/dL, Triglycerides: Below 150 mg/dL | Lipid levels within these ranges are associated with lower cardiovascular risk |
Reference ranges shown are general guidelines. Your lab report will include the specific reference range used by the laboratory that processed your sample, which is the authoritative range for interpreting your results.
What does a “Low” result mean?
Lower-than-normal results can also provide important metabolic insights. Low TSH levels may indicate an overactive thyroid (hyperthyroidism), which can cause unintended weight loss and increased metabolism. Low insulin levels can indicate type 1 diabetes or advanced type 2 diabetes, where the pancreas is no longer producing adequate insulin. Very low A1C levels are generally not concerning unless they occur alongside symptoms of hypoglycemia. Low cholesterol levels are typically not problematic from a cardiovascular standpoint, though extremely low levels may sometimes indicate other health conditions. It's rare to have abnormally low levels of cholesterol, and when present, it's usually due to a health condition causing malnutrition. Healthcare providers will evaluate low results in the context of symptoms and overall health status.
What does a “High” result mean?
Elevated results may suggest various metabolic concerns that can affect weight management. High TSH levels may indicate an underactive thyroid (hypothyroidism), which can slow metabolism and contribute to weight gain. A1C levels between 5.7% and 6.4% indicate prediabetes, while levels of 6.5% or higher suggest diabetes. High fasting insulin levels often indicate insulin resistance, a condition where cells become less responsive to insulin's effects. Elevated insulin levels, especially in the context of normal or elevated blood glucose levels, may indicate insulin resistance or pre-diabetes, where the body produces more insulin to compensate for decreased effectiveness. High cholesterol and triglyceride levels can increase cardiovascular risk and may be associated with metabolic dysfunction. These patterns often occur together and may require comprehensive lifestyle modifications or medical intervention to address.
Privacy & confidentiality
All test orders are authorized and results reviewed by an independent, board-certified physician who is not the patient's personal doctor. Your Weight Management Panel results are completely confidential and protected by strict privacy measures. Results are <u>not reported to your personal doctor</u> unless you specifically choose to share them, and they are <u>not added to your medical records</u> or insurance files. The test and results will <u>not appear on insurance statements</u> or explanation of benefits (EOB), ensuring complete privacy regarding your metabolic health assessment. Your results are securely transmitted through an encrypted patient portal accessible only to you, and no personal health information is shared with employers, insurance companies, or other third parties. This confidential testing allows you to proactively monitor your metabolic health and make informed decisions about weight management strategies without concerns about privacy or insurance implications. All laboratory staff and healthcare providers involved in processing your sample are bound by strict confidentiality requirements and HIPAA regulations to protect your personal health information.
Frequently asked questions
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Last reviewed: April 2026
CPT Code: 84443, 83036, 83525, 80061, 80053
This test may not be available in: NY, NJ, RI
This page is for informational purposes only and does not constitute medical advice. Always consult with a healthcare provider regarding any health concerns. LevelPanel does not diagnose, treat, or prescribe.
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LevelPanel has no business or affiliate relationship with Quest or LabCorp. These links are provided as a public service.
Lab testing services linked from this site are not available to residents of Alaska, Arizona, or Hawaii, unless otherwise noted on the lab's own website.
This publication is not intended to solicit the purchase of laboratory testing from any individual consumer.
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