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Evidence-based kidney and metabolic health, free for everyone.

Sean Hashmi, MD, founder

Sean Hashmi, MD, founder of SELF Principle, smiling outdoors

Physician-led 501(c)(3) nonprofit

Sources named in every article

No sponsor shapes what we teach

The SELF Principle

Four daily habits behind better health.

S

Sleep

Sleep, the body clock, and metabolic health.

E

Exercise

Walking, strength, and moving after meals.

L

Love

Connection, stress, and why relationships matter for health.

F

Food

Plant-based eating, sodium, protein and fiber.

The free library

Begin with a topic.

Every video, article and guide, sorted by what you want to understand. Plain English, with the research linked.

Your numbers and conditions

eGFR, creatinine, protein in the urine, and how to protect your kidneys.

Insulin resistance, GLP-1 medicines, and what lowers blood sugar.

Blood pressure, cholesterol and calcium scores.

Fatty liver, and how it connects to blood sugar.

Free guides

Start with a free guide.

Short, practical guides you can read in one sitting and take to your next appointment.

Kidney

The Kidney Guide

The lab tests that find kidney disease early, what common results mean, and the habits and treatments that protect your kidneys.

Metabolic

The GLP-1 Guide

How protein, strength training and the right monitoring help protect your muscle while you lose weight on a GLP-1 medicine.

Longevity

The Longevity Guide

The everyday habits that support healthier aging, and an honest look at where the evidence is still uncertain.

Latest teaching

New videos every week.

Plain-English explainers, with the studies behind them linked in every description.

Why You Gain Weight After Ozempic?
02:01

Why You Gain Weight After Ozempic?

Is Your Urine Color Normal? What a Kidney Doctor Wants You to Know
13:09

Is Your Urine Color Normal? What a Kidney Doctor Wants You to Know

Why Your Kidneys Need SGLT2 Inhibitors.
01:24

Why Your Kidneys Need SGLT2 Inhibitors.

The Truth About Calcium and Your Kidney Stones
01:37

The Truth About Calcium and Your Kidney Stones

Evidence Notes

Why you can trust this

Led by physicians. Checked against the evidence.

A physician explains it

Sean Hashmi, MD, MS, FASN, is board-certified in nephrology and obesity medicine.

Sources you can check

Every article and video description names the studies and guidelines behind it.

Independent

No brand, sponsor or advertiser pays to influence what we teach.

Board of directors

TH

Thuha Hashmi

President

SH

Sean Hashmi, MD

Founder. Nephrology and obesity medicine

BC

Bandana (Bella) Chawla, MD

Board member. Internal medicine and lifestyle medicine

MC

Munish Chawla, MD

Board member. Radiology and lifestyle medicine

VN

Victoria Nnamdi, BScN, RN

Board member. Registered nurse

More than education

We help Southern California students play organized sports.

The SELF Principle sports scholarship helps students join a team, because healthy habits start early. You can apply, volunteer or give.

SELF Principle Inc. is a 501(c)(3) nonprofit. Gifts are tax-deductible to the extent allowed by law.

SELF Principle Sports Scholarship

$500

One scholarship of up to $500 each review cycle, paid directly for registration, tournament entry, approved travel or equipment.

Grades 4 to 8

For students in grades 4 through 8 who live in Southern California.

Twice a year

Two review cycles a year, with one award each. Apply by January 31 or July 31 for decisions by May 1 or November 1.

The weekly email

Kidney and metabolic health, one study at a time.

One clear email each week: the research explained in plain English, and a practical next step you can take.

Join 10,000+ readers.

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