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



See how Selfera is helping people feel better.


The Doctor Foster Approach

Focused on Prevention

Try Selfera®
Feel your best everyday

Our promise

Helping people live better.

Unparalleled immune support

Selfera® is so effective it is even recommended by doctors for immunodeficiency around the world.

100% happiness guarantee

If you don’t like it, it’s on us. Just let us know and we’ll give you your money back.

All natural ingredients

Made with 100% organic ingredients grown from the US and African farmers.

Trusted around the globe

Doctor Foster’s is sold in over 125 countries around the globe.