Bcomplexstressvitphenx
This questionnaire asks how often you take B-complex or stress-tab type multiple vitamins, as part of a research study on nutrition and health.
{"This is a questionnaire about your vitamin supplement habits, not a blood test","It asks about B-complex and stress-tab type vitamins specifically","Your answers help researchers understand supplement use patterns","Answer based on your typical habits over the past month or year","Be honest and accurate to help with health research"}
Key facts at a glance
- LOINC
- 61510-4
- Short code
- BCOMPVIT
- Synonyms
- Bcomplex stress vit PhenX
- Category
- chemistry
- Sample
- serum
- Container
- Not applicable; data is collected via structured interview or self-administered questionnaire rather than a biological specimen container.
- Units
- N/A
- Ref low
- 1
- Ref high
- 3
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- phenx
- Specimen volume
- Not applicable; no specimen is collected for this questionnaire-based measure.
- Stability
- Not applicable; no biological specimen is required or stored.
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
What is this test?
This is not a blood test or physical examination. It is a questionnaire (survey) that asks how often you take B-complex vitamins or stress-tab type multiple vitamins. B-complex vitamins include B1 (thiamine), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6, B7 (biotin), B9 (folic acid), and B12. Stress-tab type vitamins are typically multivitamins marketed for stress relief or energy support.
Why is this questionnaire important?
Researchers use this information to understand how common vitamin supplement use is in different populations. This helps study the relationship between vitamin supplementation and health outcomes. The data may be used to improve public health recommendations about vitamin use.
How to answer the questions
Think about your supplement habits over the past month or year. Consider how often you took B-complex vitamins or stress-tab type multivitamins. Options typically range from 'never' to 'every day' or several times per week. Include any vitamins you take specifically for energy, stress management, or general health that contain B vitamins.
What are B-complex vitamins?
B-complex vitamins are a group of eight essential vitamins that help your body convert food into energy, support nerve function, and maintain healthy skin, hair, and eyes. Some people take them as supplements to address deficiencies or to support energy levels during stressful periods.
Reference range
No numeric reference range applies; results are reported as frequency categories (e.g., never, less than once per month, 1-3 times per month, weekly, daily) based on participant recall of B-complex or Stress-tab type multiple vitamin intake.N/A
No fasting or special preparation required. Participant should answer based on typical dietary or supplement habits over the recall period. No dietary restrictions, medication holds, or specimen collection procedures are necessary.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Frequently asked questions
Do I need to fast before this test?
What if I only take vitamins occasionally?
Should I include vitamins I take for specific health conditions?
What if I don't remember exactly how often I take vitamins?
Sources
- 1
- 2NIH - B VitaminsSource
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy