What's this test for?

This test is ideal if you're experiencing persistent fatigue, low energy, difficulty concentrating, mood swings, or unexplained weakness. It helps identify B vitamin deficiencies that may be affecting your energy production, metabolism, brain function, and overall vitality. This test is especially important for vegetarians, vegans, older adults, or anyone who suspects their diet may not be providing adequate B vitamins.

What happens after I get my results?

You'll receive detailed doctor notes in simple language explaining what your B vitamin levels mean for your energy, mood, and metabolism. These notes include personalized recommendations like dietary changes, specific B vitamin supplements to consider, and lifestyle adjustments to improve absorption. You'll also get the standard lab report and can track your vitamin levels over time using our trends feature to see how supplementation or dietary changes are working.

What's included in this test?

This panel measures Vitamin B1 (Thiamine), Vitamin B2 (Riboflavin), Vitamin B3 (Nicotinamide and Nicotinic Acid), Vitamin B5 (Pantothenic Acid), Vitamin B6, and Vitamin B12. This comprehensive panel evaluates all major B vitamins essential for energy production and nervous system function. It checks Vitamin B1 (thiamine) for nerve health and metabolism, B2 (riboflavin) for energy conversion, B3 (nicotinamide and nicotinic acid) for cellular energy, B5 (pantothenic acid) for hormone production, B6 for brain function and mood regulation, and B12 for red blood cell formation and neurological health. Together, these measurements reveal whether vitamin deficiencies are contributing to your fatigue, brain fog, or metabolic issues.

How should I prepare for this test?

You should fast for 8 hours before your blood draw, meaning no food or beverages except water during this time. It's also preferred to avoid taking any vitamin supplements for 24 hours before the test to ensure accurate baseline measurements. You can take the test at any time of day as long as you meet the fasting requirement.

When will I get my results?

Your results will typically be available within 7 business days after your blood sample is collected. If any confirmation testing is needed for accuracy, the turnaround time may be extended slightly, but you'll be notified if this occurs.

Who should consider getting this test?

This test is especially important for vegetarians and vegans since B vitamins are primarily found in animal products, making deficiency more likely. It's also valuable for older adults who may have absorption issues, people with digestive conditions like Crohn's or celiac disease, those taking certain medications that deplete B vitamins, and anyone experiencing chronic fatigue or neurological symptoms. If you follow a restricted diet or have unexplained energy issues, this test provides crucial insights.

What symptoms indicate I may need this test?

Common symptoms of B vitamin deficiency include persistent fatigue and weakness, difficulty concentrating or brain fog, mood changes like irritability or depression, tingling or numbness in hands and feet, pale skin or anemia, digestive issues, and poor appetite. If you're experiencing several of these symptoms, especially if you follow a plant-based diet or have absorption issues, testing your B vitamin levels can help identify the root cause.

How can I naturally increase my B vitamin levels?

Include more B vitamin-rich foods in your diet like meat, fish, poultry, eggs, and dairy products for comprehensive B vitamin coverage. For plant-based sources, focus on fortified cereals and breads, nutritional yeast, legumes, nuts, seeds, leafy greens, and whole grains. However, if you're vegetarian or vegan, you'll likely need a B12 supplement since it's not naturally found in plants. Improving gut health through probiotics can also enhance B vitamin absorption.

Why is Vitamin B12 so important?

Vitamin B12 is essential for producing red blood cells, maintaining healthy nerve cells, and creating DNA. Without adequate B12, you can develop anemia, which causes extreme fatigue and weakness, as well as neurological problems like numbness, balance issues, and memory problems. B12 deficiency can cause permanent nerve damage if left untreated, making it especially important to monitor if you don't consume animal products.

What does low Vitamin B6 mean?

Low Vitamin B6 can affect your mood, cognitive function, and immune system since B6 is crucial for neurotransmitter production including serotonin and dopamine. Deficiency may cause depression, confusion, weakened immunity, anemia, and skin rashes. It's often linked to inadequate dietary intake, certain medications, or conditions that impair absorption.

How often should I retest my B vitamin levels?

If you're deficient and starting supplementation, retest in 8-12 weeks to ensure your levels are improving and your dosage is appropriate. Once your levels are optimal, annual testing is usually sufficient for monitoring unless you have ongoing absorption issues or dietary restrictions. If you're making significant dietary changes or starting a plant-based diet, testing every 6 months for the first year can help ensure you're meeting your nutritional needs.

Getting your blood test with us is easy, private & backed by the power of science.Long story short: In the test options, use the filters or search box to narrow your choices and find the test you want. If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test. Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout. If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want. When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system. Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way. You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy! If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.

How do I know which test to get?

In the test options, find the test you want. If you’re not sure which test to get, we can lend a hand in finding the right option. Just text or call us at 754-799-7833, email us at support@privatemdlabs.com, and we'll gladly help you. We've got your back and reply quickly.

When will my lab results be available?

Most test results will be available within 1–3 business days. Once they're ready, we'll send an email and text message to let you know. After your blood draw, just hang tight and don't worry – we'll keep you updated and in the loop! If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com, and we'll gladly help you.

Is it possible to make changes to my lab order if I made a mistake with the name, date of birth, or any other details?

Absolutely! We totally understand that errors can happen. No worries, we're here to help you. Just reach out to us via text at 754-799-7833 or shoot us an email at support@privatemdlabs.com. Remember to include your order number and let us know the correct information you’d like to update. Our awesome team will jump right in and make sure everything is sorted out and accurate for you. There are no changes necessary if your address is wrong on the requisition though. We don’t mail anything out. Our lab requires an address to be listed to generate an order.

Do you accept health insurance?

Only HSA & FSA is accepted. Our services are strictly self-pay and cannot be submitted to your health insurance provider except for Health Savings Accounts or Flexible Savings Accounts. This policy applies to all insurance companies, including federal health insurance programs like Medicare. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com.

Can I cancel my order?

Yes. We get it – sometimes your needs change. As long as your samples haven’t been collected yet, we’re happy to help you cancel your order. If you have any further questions, please text us at 754-799-7833 or email support@privatemdlabs.com. You can read more about our cancellation policy here.

How can I find a lab location near me?

During the ordering process, you’ll be able to select a specific lab near you, with no strings attached! You can switch it up later easily and visit any of our authorized locations as long as it’s the same lab company you selected your test for (Quest Diagnostics or Labcorp). Before you proceed with your order, feel free to browse through all our lab locations here. This will give you the peace of mind of knowing that there's a lab nearby your home, office or your favorite gym. If you have any questions, please text us at 754-799-7833 or email support@privatemdlabs.com and we'll gladly help you.

B Vitamin Test - Energy, Mood & Metabolism Check

Getting your blood test with us is easy, private & backed by the power of science.

Long story short:

In the test options, use the filters or search box to narrow your choices and find the test you want.
If you need a hand navigating through options, text our super friendly support team at 754-799-7833, and we'll provide tailored suggestions to help you find the ideal test.
Once your order is placed, we’ll create your doctor’s lab order remotely, without any need for you to make a trip to a doctor in person or to talk to the doctor. Expect to receive your doctor’s lab order right in your inbox. It will also be in your patient portal if you need to find it later. We’ll also include instructions regarding fasting and other requirements for your test. Your patient portal will be auto-created hassle-free during checkout.
If this is your first time ordering, you'll be prompted to create a password for instant login access to your patient portal. It's a quick way to conveniently access your orders and results whenever you want.
When you’re ready, visit one of our 4,000 locations. Just bring your ID – no printing or faxing of your lab order is needed, as your order and details will already be in the lab system.
Note that most lab locations don’t accept walk-ins, so it’s best to book an appointment in advance. Don’t worry – we’ll provide detailed instructions along the way.
You’ll get your results via email & SMS and dive into understanding your body better. Yup, that easy!

754-799-7833

[email protected]

B Vitamin Test for Fatigue and Low Energy

B Group Vitamins

90 day happiness guarantee

Prescription & fees included

Easy to understand results

Fast & convenient

90 day happiness guarantee

Prescription & fees included

Easy to understand results

Fast & convenient

What's this test for?

How should I prepare for this test?

What's included in this test?

Here’s why 1,000,000+ customers chose us for affordable hassle-free private blood testing.

B Vitamin Test for Fatigue and Low Energy

90 day happiness guarantee

Prescription & fees included

Easy to understand results

Fast & convenient

1,000,000+ blood tests later, here's what our customers say

Ask Me Anything

B Vitamin Test for Fatigue and Low Energy

B Group Vitamins

90 day happiness guarantee

Prescription & fees included

Easy to understand results

Fast & convenient

90 day happiness guarantee

Prescription & fees included

Easy to understand results

Fast & convenient

What's this test for?

How should I prepare for this test?

What's included in this test?

Here’s why 1,000,000+ customers chose us for affordable hassle-free private blood testing.

B Vitamin Test for Fatigue and Low Energy

1,000,000+ blood tests later, here's what our customers say

Get $200 Give $200

Ask Me Anything

Get $200
Give $200