GMP certified

What the label says is in the bottle.

Dr. Jerry has tested competitors and found low potency — and, sometimes, substances that should not be there. Clinical effects only happen with actual milligrams of the actual compound.

Dr. Jerry's Vitamin D-3 2000 IU

GMP throughout

Manufactured in a GMP-certified facility. Quality lab testing across the process — not a sticker added at the end.

Dose integrity

Formulas follow types, frequencies, durations, and doses from the best available evidence. That is the whole point of the brand.

Talk with your physician

Supplements are a tool in the belt. They are not a care plan. Individual risks need a clinician who knows you.

Botanical ingredients