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DNA Labs India

Vitamin C Ascorbic Acid Test

DNA Labs India | ISO 9001:2015 Certified

Vitamin C Ascorbic Acid Test

Short Name: Vitamin C Test

Also known as: Ascorbic Acid Test, Vitamin C Test

Vitamin C Ascorbic Acid Test test available at DNA Labs India for ₹15,000. Uses Chromatography, Mass Spectrometry on Serum samples. Results in Reports are dispatched within 2-3 weeks from the date of sample submission.. Free home collection in 300+ cities across India.

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✍️ Written By

🩺 Medically Reviewed By

Dr Ramarao Paidisetty

Dr Ramarao Paidisetty

Consultant Biochemist · Reg: 21504

Last reviewed: September 7, 2026

Overview

To measure ascorbic acid level in blood to diagnose vitamin C deficiency and to aid in detecting excessive intake.

Test Code
3738
Price
₹15,000
Sample Type
Serum
Result Time
Reports are dispatched within 2-3 weeks from the date of sample submission.
Fasting Required
Yes
Method
Chromatography, Mass Spectrometry
Step 1

Sample Collection

Avoid vitamin supplements and fruits for 24 hours prior. Overnight fasting is preferred. Inform your doctor about any medications.

Method: Venipuncture

Step 2

Laboratory Analysis

A small amount of blood is drawn from a vein in your arm. It takes only a few minutes.

Step 3

Report Delivery

You can resume normal activities immediately. Some minor bruising may occur at the puncture site.

Timeline: Reports are dispatched within 2-3 weeks from the date of sample submission.

Patient Instructions

1
Before the Test:Avoid vitamin C supplements, fruits and juices 24 hours prior. Overnight fasting is preferred.
2
During the Test:A blood sample will be collected from a vein in your arm. The process is quick and minimally uncomfortable.
3
After the Test:No special precautions are required. You can return to normal activities immediately.

About This Test

Who Should Get This Test

To measure ascorbic acid level in blood to diagnose vitamin C deficiency and to aid in detecting excessive intake.

How to Prepare

  • Do not thaw the serum sample.
  • Wrap sample in aluminium foil to protect from light.
  • Separate serum within 3 hours of collection and freeze.
  • Duly filled Test Send Out Consent Form (Form 35) is mandatory.

Doctor's Notes

Reviewed by — MBBS, MD (Biochemistry) · Reg. No. 21504

"Vitamin C deficiency is often underdiagnosed. This test is essential for confirming clinically suspected scurvy and guiding appropriate supplementation."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeSerum
Sample Volume2 mL (1 mL min.) serum from 1 SST
ContainerSST (Serum Separator Tube)
Collection MethodVenipuncture

Sample Stability

Frozen: 35 days
Room Temperature: Not stable (NA)
Refrigerator: Not stable (NA)
Sample Rejection Criteria:
  • Hemolyzed samples
  • Samples exposed to light
  • Samples thawed during transport
  • Incomplete documentation

Understanding Your Results

Vitamin C levels are interpreted as follows:
📊

Normal

Range: 23-85 µmol/L

📊

Vitamin C deficiency / risk of scurvy

Range: <23 µmol/L

📊

Possible excessive intake / toxicity

Range: >85 µmol/L

⚠️ When to Consult a Doctor:

If you experience symptoms like bleeding gums, easy bruising, fatigue, or joint pain, consult a physician for evaluation.

Limitations

  • ⚠This test reflects recent dietary intake and may not accurately reflect total body stores.
  • ⚠Results may be affected by improper sample handling or transport.

Risks & Considerations

  • ●Minor bruising at injection site
  • ●Dizziness or lightheadedness
  • ●Infection (rare)

Interfering Factors

  • ●Recent consumption of vitamin C-rich foods or supplements
  • ●Exposure of sample to light
  • ●Haemolysis
  • ●Stress and infections

Frequently Asked Questions

What is the price of the Vitamin C test at DNA Labs India?
The cost is Rs 15000, including home sample collection. Price may vary by location.
Is fasting required for the Vitamin C test?
Overnight fasting is preferred. Avoid vitamin supplements and fruits for 24 hours before sample collection.
What is the sample type for this test?
Serum sample collected from a blood draw (2 mL, minimum 1 mL).
How long does the report take?
Samples are accepted up to 7th of the month; reports are dispatched after 2-3 weeks.
Why should the sample be wrapped in aluminium foil?
Vitamin C is light-sensitive; wrapping protects the sample from light to prevent inaccurate results.
What is the normal range of vitamin C in blood?
Normal range is 23-85 µmol/L.
What happens if vitamin C is deficient?
It may lead to scurvy with symptoms like bleeding gums, easy bruising, fatigue, and joint pain.
Can this test be done at home?
Yes, DNA Labs India offers free home sample collection for online bookings.
What method is used for testing?
The test uses chromatography and mass spectrometry for precise quantification.
Do I need a doctor's prescription for this test?
A duly filled Test Send Out Consent Form (Form 35) is mandatory. Physician prescription may be needed for referral.
Are there any preparations before the test?
Avoid vitamin C supplements, fruits and juices 24 hours prior. Overnight fasting is preferred.
Does insurance cover the Vitamin C test?
Insurance coverage depends on the specific policy; we assist with documentation but it is generally not covered under standard plans.
Worried about the process? Our certified phlebotomists collect thousands of samples every month across India. The process takes under 5 minutes and is virtually painless. Questions? Message us on WhatsApp — we're here 7 days a week.

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