If you have more than one test - add them one by one.
20 laboratory tests found
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$77.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)$28.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00$77.00
Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00Order from LifeExtension
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroxine Free, Direct (T4) Blood Test $28.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $28.00 -
$87.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)Blacklisted States: NY, NJ, RI$38.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00$87.00
Order from Walk-In Lab
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroxine (T4) Free Direct Serum Test $38.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $38.00Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$88.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)Blacklisted States: NY, NJ, RI$39.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00$88.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Free T4 Blood Test $39.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $39.00Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$88.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)Blacklisted States: MD, NJ, NY, RI$39.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00$88.00
Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Free T4 Test (FT4) $39.00)
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $88.00 -
$94.39
Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)Blacklisted States: NJ, RI, NY$36.89Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00Health Tests DirectRequisition Charge (per order charge)$8.50$94.39
Order from Health Tests Direct
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Thyroxine (T4), Free, Direct, Serum $36.89)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $45.39 ( $36.89 panels price + $8.50 requisition charge)Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$98.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Thyroid-stimulating Hormone (TSH) (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): TSHBlacklisted States: NY, NJ, RI$49.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00$98.00
Order from Walk-In Lab
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroxine Free Direct (T4) plus Thyroid-stimulating Hormone (TSH) Blood Test Panel $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$104.00
Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Triiodothyronine (T3), Free (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): Triiodothyronine,Free,Serum$55.00$104.00
Order from LifeExtension
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroid Add-On Panel Blood Test $55.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $55.00Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$109.00
Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Triiodothyronine (T3), Free (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): Triiodothyronine,Free,SerumBlacklisted States: NY, NJ, RI$60.00$109.00
Order from Walk-In Lab
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Free T3 and Free T4 Blood Test Panel $60.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $60.00Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$110.99
Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)$61.99$110.99
Order from Private MD
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroxine Free, Direct Dialysis (FT4) $61.99)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $61.99Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00 -
$114.00
Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: MD, NJ, NY, RI$49.00Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)$65.00$114.00
Order from HealthLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Vitamin B3 (Niacin) Test $49.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $49.00Order from EconoLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (T4, Free (direct) $65.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $65.00 -
$328.00
Covered tests: Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Extra tests (click to add to search): Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): TSHBlacklisted States: NY, NJ, RI$69.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$328.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (TSH and Free T4 Blood Test $69.00)
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $328.00 -
$338.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp)Covered components: T4,Free(Direct)Blacklisted States: NJ, RI, NY$79.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$338.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from Personalabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroxine (T4) Free, Direct Blood Test $79.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $79.00 -
$348.00
Covered tests: Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Extra tests (click to add to search): Triiodothyronine (T3), Free (LabCorp) , Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Covered components: T4,Free(Direct)Blacklisted States: NY, NJ, RI$89.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$348.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (TSH, Free T3 & Free T4 Blood Test $89.00)
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $348.00 -
$355.99
Covered tests: Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Extra tests (click to add to search): Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): TSH$96.99Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$355.99
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from Private MD
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroid-Stimulating Hormone (TSH) and Free T4 (FT4) $96.99)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $96.99 -
$358.00
Covered tests: Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Extra tests (click to add to search): Thyroid-stimulating Hormone (TSH) and Free T4 (partial) (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): TSH$99.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$358.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from EconoLabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (TSH and T4, free $99.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $99.00 -
$371.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Thyroid-stimulating Hormone (TSH) (LabCorp) , Triiodothyronine (T3), Free (LabCorp)
Covered components: T4,Free(Direct)Blacklisted States: NJ, RI, NY$112.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$371.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from Personalabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Basic Thyroid Health Profile Blood Test $112.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $112.00 -
$398.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Thyroid Profile With TSH (LabCorp) , Triiodothyronine (T3), Free (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): TSH, Thyroxine (T4), T3 Uptake, Free Thyroxine Index, Triiodothyronine,Free,SerumBlacklisted States: NY, NJ, RI$139.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$398.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Thyroid Comprehensive Panel with Free Blood Test $139.00)
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $398.00 -
$399.00
Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Testosterone, Free, Equilibrium Ultrafiltration With Total Testosterone (LabCorp) , Metabolic Panel (14), Comprehensive (LabCorp)
Covered components: T4,Free(Direct)Extra components (click to add to search): Testosterone, Serum, Testosterone,Free, % Free Testosterone, eGFR If NonAfricn Am, eGFR If Africn Am, Glucose, BUN, Creatinine, BUN/Creatinine Ratio, andBlacklisted States: NJ, RI, NY$140.00Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$399.00
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from Personalabs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Metabolic Hormone Profile Blood Test $140.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $140.00 -
$418.99
Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Thyroxine (T4) (LabCorp) , Thyroid-stimulating Hormone (TSH) (LabCorp) , Triiodothyronine (T3), Free (LabCorp)
Covered components: T4,Free(Direct)Blacklisted States: NY, NJ, RI$159.99Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$418.99
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from LabReqs
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroid Panel $159.99)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $159.99 -
$422.99
Covered tests: Thyroxine (T4), Free, Direct (LabCorp) ,
Extra tests (click to add to search): Thyroid-stimulating Hormone (TSH) (LabCorp) , Triiodothyronine (T3), Free (LabCorp)
Covered components: T4,Free(Direct)$163.99Covered tests: Vitamin B3 (Niacin and Metabolite) (LabCorp)Covered components: Nicotinamide, Nicotinic AcidBlacklisted States: NY, NJ, RI$259.00$422.99
Order from RequestATest
Step 1: Add to cart - for each panel below click "Add to Cart" button and then close the new tab.
- Click Add to Cart then close the new tab (Vitamin B3 (Niacin) Blood Test $259.00)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $259.00Order from Private MD
Step 1: Add to cart - for each panel below click "Buy Online" button. This will open in a new tab. Click "Add to Cart" button there, and then close the tab.
- Click Buy Online then "Add to Cart" button in the new tab. Close the tab. (Thyroid TSH w/ Free T4 & Free T3 $163.99)
Step 2: Checkout - go to Checkout and complete the checkout process there. Your total price should be $163.99
Understanding of Lab Tests Results
Please visit the site associated with The American Association for Clinical Chemistry (AACC) for better understanding of tests. There you will find the most detailed and full information regarding lab tests. In "common questions" tab you will find answers on the most common questions.
In addition, you can use a special form to ask the question. It is useful, if there is no answer on your question on the web site. A laboratory scientist will answer your question. It is a part of voluntary service provided by the American Society for Clinical Laboratory Science.