ISegstar | Advanced Nutrition & Skincare, Made in the USA

about US

Your medical-nutrition expert — a US life science company devoted to healthy longevity.

our story

WE BELIEVE LONGEVITY IS A SCIENCE — AND QUALITY IS NON-NEGOTIABLE.

ISEGSTAR was founded on a clear conviction: bring together nature's finest nutrition so people can share in a higher quality of life. From our California base, we translate frontier life-science into premium formulas, produced under strict US quality controls — so every product delivers genuinely pure, genuinely effective nutrition.

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Premium formulas across our global range.

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Premium formulas across our global range.

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Premium formulas across our global range.

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Made in the USA, to FDA & cGMP standards.

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Made in the USA, to FDA & cGMP standards.

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Made in the USA, to FDA & cGMP standards.

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USP-method tested for purity and potency.

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USP-method tested for purity and potency.

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USP-method tested for purity and potency.

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International patents behind our science.

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International patents behind our science.

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International patents behind our science.

Dietary Supplements Cosmetics

One cellular science, two expressions — nutrition that renews you from within, and skincare that restores you from without.

QUALITY & CERTIFICATIONS

Our products are registered, certified and tested to exacting US standards — FDA, NSF, USP methods and more.

FDA Registration

Registrar Corp verified

Registered with the US FDA under the Federal Food, Drug & Cosmetic Act.

USA

FDA Registration

Registrar Corp verified

Registered with the US FDA under the Federal Food, Drug & Cosmetic Act.

USA

FDA Registration

Registrar Corp verified

Registered with the US FDA under the Federal Food, Drug & Cosmetic Act.

USA

cGMP Certified

21 CFR Part 211

Produced under Current Good Manufacturing Practices for quality and purity.

USA

cGMP Certified

21 CFR Part 211

Produced under Current Good Manufacturing Practices for quality and purity.

USA

cGMP Certified

21 CFR Part 211

Produced under Current Good Manufacturing Practices for quality and purity.

USA

USP-Method Tested

US Pharmacopeia methods

Tested to USP methods for identity, strength and purity.

USA

USP-Method Tested

US Pharmacopeia methods

Tested to USP methods for identity, strength and purity.

USA

USP-Method Tested

US Pharmacopeia methods

Tested to USP methods for identity, strength and purity.

USA

NPA Member

Natural Products Association

Member in good standing of the largest US natural-products trade body.

USA

NPA Member

Natural Products Association

Member in good standing of the largest US natural-products trade body.

USA

NPA Member

Natural Products Association

Member in good standing of the largest US natural-products trade body.

USA

questions & answers

Everything you need to know about ISEGSTAR and our medical-nutrition products.

What kind of products does ISEGSTAR make?

ISEGSTAR develops premium medical-nutrition supplements and science-led skincare — spanning anti-aging and longevity (NAD+, NMN), functional wellness, everyday dietary supplements and cosmetics.

Where are ISEGSTAR products made?

Are your products safe and independently tested?

What is NAD+ and why does it matter?

Do you offer wholesale, distribution or private label?