Feel your best.
Every day.

Evidence-based natural solutions backed by over 45 years of scientific research
One of my favourite supplements.
It does what it says!
Caroline A.
A highly tested product that I'm very pleased with.
Daniel T.
1,000+ Happy Customers
All Over The Globe
Keeps my body in balance.
I've been feeling fantastic.
Mary S.
This stuff definitely works. Great product.
Sam R.

Our goal

A healthier you, from the inside out

After nearly 5 decades of research, Doctor Foster’s formulas are used to help people around the globe feel great by directly addressing immune deficiencies.
Tested and approved
approved ingredients

The way it should be

100% natural and
Trusted and Effective
Recommended by

The Doctor Foster Approach

Focused on Prevention

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Quality guarantee

Made from premium ingredients

Made in the U.S.A.

Proudly made in USA, FDA gras approved

Fast & free UK shipping

Ships from our UK warehouse

Trusted around the globe

Used by doctor to treat immune deficiencies.

Our state of the art

Manufacturing process

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Feel your best everyday

Our promise

Helping people live better.

Recommended by doctors

Selfera® is recommended by doctors for immunodeficiency around the world.

Restored Balance

Increased energy, mental clarity, inflammation deduction and quicker recovery.

Natural Healing

Selfera® assists in repairing the body to its optimal condition.

Enhanced Nutrition

Solve the nutritional depletion that leave many of us lacking the essential nutrients and minerals.

Recommended by professionals

Medical Advisory Board

Dr. Foster’s work has received global praise and recognition including, The New York Academy of Sciences

Jagoda Nowak

Dr. Foster’s research in Medical Geography is enabling physicians and specialists to address the root causes of disease across the world.

Pharmacist and Nutritionist

Dr. James Sparling MD

Dr. Foster’s seminal research into the causal relationship between health, disease and the environment will impact millions of lives.

Respirologist, Infectious Diseases