Get Virtual Care
  • Primary Care
  • Urgent Care
  • FAQs
  • Support Center
For Businesses
  • Direct Primary Care for Organizations
  • For DMEs and Pharmacies
  • For Health Plans
  • For Providers
About Us
  • Who We Are
  • Why HealthTap
  • Our Standards
  • Contact
Log in
Book a video appointment
Book now
  • Get Virtual Care

    • Primary Care
    • Urgent Care
    • FAQs
    • Support Center
  • For Businesses

    • Direct Primary Care for Organizations
    • For DMEs and Pharmacies
    • For Health Plans
    • For Providers
  • About Us

    • Who We Are
    • Why HealthTap
    • Our Standards
    • Contact
Log in to HealthTap
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

Besides injections, what's the best form and dosage of b-12 to take?

A doctor has provided 1 answer
Dr. Michael Dugan answered

Specializes in Hematology

In most B12: Deficiencies the problem is with a stomach cofactor which helps with absorption. That is why most patients have to go with injecctions.

Dr Alves agreed

Answered 3/7/2013

5.3k views

Thank

Related Questions

A member asked:

My doctor increased my dosage of topomax to 25mg 2x a day. I am getting ready to prepare for finals, when is the best time to take it?

A doctor has provided 1 answer

A member asked:

What is the best, most specific way to take supplements to lower bad cholesterol and increase good? Can you be specific about what dosages?

5 doctors weighed in across 2 answers

A member asked:

I was told to either take 50,000 IU of Vitamin D once a week or 10,000 IU daily for a week. Which option is best? Should I split daily dosages?

A doctor has provided 1 answer

A member asked:

I recieved Propranolol for my social anxiety, i take it occassionally for public events, because of severe trembling... I have a big event upcoming and want to ask the best dosage and dosage range for me. Male 28years, 185cm height, 70kg weight?

A doctor has provided 1 answer

A member asked:

When is the best time to take l-arginine amino acid for the veins to show? *i workout very hard* and what is the recommended daily dosage? Is it safe?

A doctor has provided 1 answer

People also searched for:

Is it helpful to split up my Suboxone dosages or is it best to take all at once? I've been cutting the 2mg strips in 1/4's
Hi I take trintellix 20 mg. ive noticed that the days I take it I dont feel the best and then the day after I feel great and that makes me not want to take it. is this due to not being consistent with medicine ir does is it because the dosage to high?
Starting vls3 probiotics for diverticulitis,I need a recomindation dosage and what's the best time to take them?
What is the best way to take collagen and the recommended dosage? Can patients with sulfur allergies take collagen?
Which is the best dosage of Lexapro tablet for OCD and GAD?? 5mg ,10mg or 20mg,A therapist Gave me 5mg of it but my Family physian said take 10mg?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited

For Businesses

Direct Primary Care for OrganizationsFor DMEs and PharmaciesFor Health PlansFor Providers

Company

About UsSupport CenterContact Us

Health Content

Health TopicsDoctor Q&A by Specialty

Join Us

For DoctorsJobs
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.