About Us

Simpson Labs is a full service contract manufacturer of dietary supplements

We can run large and small runs

Not happy with your existing supplier, call us at (661) 347-4348

Simpson Labs is a nutritional supplement manufacturer steeped in industry experience with the expertise to get you products made correctly and on-time.

Simpson Labs transcends its manufacturing capabilities with insightful marketplace understanding, partnering with accounts to not only make product, but to be “Your Advanced USA, GMP Certified Nutraceutical Manufacturing Partner”.

The Company is dedicated to expediency and complete satisfaction, with guaranteed price quotes within 48 hours and manufacturing turnaround times from 3 –  6 weeks.

Simpson Labs is interested in one thing: Customer Satisfaction and building long-term relationships! With dedicated customer service personnel, we follow your formulas through every phase of the process ensuring optimum delivery times to meet or exceed expectations.

Simpson Labs is a company focused in the Health and Nutrition industry. The company offers a ONE-STOP-SHOP for contract manufacturing. Our team is dedicated to producing High Quality products under GMP (Good Manufacturing Practice) guidelines.

Simpson Labs provides private label contract manufacturing services to a diverse group of distributors and retailers in the nutrition industry. This includes retail distributors & specialty food retailers, mass-market drug stores, multi-level, infomercial & catalog marketers, direct mail sellers and international distributors.

Simpson Labs is a nutritional supplement manufacturer steeped in industry experience with the expertise to get you “From Concept To Shelf”.

Simpson Labs transcends its manufacturing capabilities with insightful marketplace understanding, partnering with accounts to not only make product, but to make brands “From Concept To Shelf”.

The Company is dedicated to expediency and complete satisfaction, with guaranteed price quotes within 48 hours and manufacturing turnaround times of no more than 3 weeks.

Simpson Labs is interested in one thing: Customer Satisfaction and building long-term relationships! With dedicated customer service personnel, we follow your formulas through every phase of the process ensuring optimum delivery times to meet or exceed expectations.

Simpson Labs is a company focused in the Health and Nutrition industry. The company offers a ONE-STOP-SHOP for contract manufacturing. Our team is dedicated to producing High Quality products under GMP (Good Manufacturing Practice) guidelines.

Simpson Labs provides private label contract manufacturing services to a diverse group of distributors and retailers in the nutrition industry. This includes retail distributors & specialty food retailers, mass-market drug stores, multi-level, infomercial & catalog marketers, direct mail sellers and international distributors.

A Snapshot of Simpson Labs

Fulfillment and Logistics Support

Raw Material Supply

Assay Nutritional Supplements

Product Formulations

Nutritional Contract Manufacturing

Technical Service for label copy

Copywriting

Graphic Design

Custom labeling and packaging

Flavor House

Not happy with your existing supplier