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Vitamin B12 Test in Rio de Janeiro
This test measures the concentration of vitamin B12 in the blood, helping to identify deficiencies and guide treatment. It is a quick and safe procedure.
Also known as: Cobalamin, Vitamin B12, Cyanocobalamin
Sample : Blood
No fasting required
Measures/Identifies
Detects Vitamin B12 levels in the body
Who is it for?
Patients with fatigue, numbness in hands/feet, paleness, memory issues, or mood swings like irritability.
Support
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Why this test?
The vitamin B12 test is performed to detect deficiencies that may affect red blood cell production and nervous system function. It is indicated for patients with megaloblastic anemia, unexplained fatigue, neurological symptoms (such as tingling, numbness, or memory loss), or those following strict vegetarian/vegan diets.
List of parameters
Vitamin B12
Vitamin B12
Test preparation
✔️ No fasting required.
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Plan your booking in Rio de Janeiro
Everything you need to know before booking a home visit in Rio de Janeiro.
Availability
1-2 business days
Appointments are usually available within 1-2 business days in Rio de Janeiro.
Earliest booking date
Tuesday, November 17
Earliest expected booking date in Rio de Janeiro.
Collection window
7 AM – 12 PM
The lab team usually visits your home during this time window in Rio de Janeiro.
Report language
Portuguese
Reports in Rio de Janeiro are issued in Portuguese.
Payment options
BRL / USD
Payment in Rio de Janeiro can be made using local and international cards.
Next public holiday
Friday, November 20
Sample collection in Rio de Janeiro is not available on this public holiday.
Neighbourhood coverage in Rio de Janeiro See the neighbourhoods and coverage areas where home visits can be coordinated in Rio de Janeiro. See areas Hide areas 26
Centro
Lapa
Santa Teresa
Glória
Saúde
Gamboa
Santo Cristo
Botafogo
Catete
Copacabana
Cosme Velho
Flamengo
Gávea
Humaitá
Ipanema
Jardim Botânico
Lagoa
Laranjeiras
Leblon
Leme
Urca
Vidigal
Barra da Tijuca
Joá
Itanhangá
Rocinha
Healthcare, step by step
How it works
1
Book online
Book your test online
Choose the type of lab test and the date and time that work best for you.
2
Visit at home
Sample collection at home
We come to your place to collect your samples. The visit takes 15 to 20 minutes, with no travel and no waiting rooms.
3
Results in your inbox
Get your results
Receive your results securely in your inbox.
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*The information provided above, whether related to laboratory tests or other health services, is intended solely for educational and informational purposes. It does not constitute, and is not intended to be, a substitute for professional medical advice, diagnosis, or treatment. Customers are strongly advised to consult a qualified healthcare professional to interpret results and receive medical guidance appropriate to their personal health status.