High-Quality Grapefruit Extract Formulations

Experience the benefits of our premium grapefruit extracts. Shop now or learn more about our dedication to quality.

Our Products

Innovative Formulations from Nature

Woman looking in the mirror washing her face
P-50 sd logo

P-50sd, commonly known as Grapefruit Extract or GSE, is a versatile broad-spectrum bactericidal and fungicidal compound. Ideal as a cosmetic preservative, it is used in hair products, creams, lotions, soaps, and gels, and is also effective in industries like healthcare, cleaning, and disinfection.

P-50sd CAS Registry Number: RN90045-43-5

INCI: Citrus Grandis Seed Extract

Various alternative medicine pills and bottles
Vancitrix logo

Vancitrix is a food-grade, broad-spectrum bactericide derived from organically grown grapefruit. It is effective for antimicrobial use in foods, beverages, equipment sanitation, and organic dairy and poultry farms. It is also suitable for dietary supplements and the nutraceutical industry.

Vancitrix CAS Registry Number: RN 1586019-34-2

INCI: Citrus X Paradisi Extract

Pile of grapefruit

About Us

Crafting Excellence with Patented Innovation

P-50 Inc. was established to create the framework for Dr. Harich’s research and development of the original grapefruit seed and pulp extraction process. Years of research led to the discovery of grapefruit’s bioactive components resulting in a versatile antimicrobial product first patented in the 1970’s.

Our proprietary extraction process, further enhanced in the 1990s, remains unmatched in its quality and effectiveness. Today, our team continues Dr. Harich’s legacy, focusing on innovative research and development to provide high-quality, natural products that meet the needs of our customers.

Our Legacy of Quality and Safety

With decades of experience in grapefruit extraction in our FDA-registered facility, we ensure the highest standards of quality and safety in every product. All of our Grapefruit Seed Extracts are made right here in the USA. Trust in our expertise to deliver the best nature has to offer.

FDA Registration # 19979163572

Established In

1970

FDA Registered

Facility

Shop Our Premium Grapefruit Extracts

Browse our selection of high-quality grapefruit extracts, crafted with our patented process to deliver maximum benefits. Start your journey to better wellness today.

Key Benefits

Advantages of Our Products

Antimicrobial Properties

Effective against a wide range of bacteria and fungi.

Versatile Applications

Suitable for personal care products, industrial cleaning, and disinfecting.

Proven Track Record

Years of successful use in multiple industries.

Grapefruit halves and slices

Food-Grade Quality

Safe for use in foods, beverages, and equipment sanitation.

Solubility

Easily incorporated into various formulations.

Organic and Natural

Derived from organically grown grapefruit.

KEY USES

P-50 sd logo

KEY USES

Vancitrix logo

Please note that we will be closed for the following Holidays:

Thanksgiving – November 28th & 29th

Christmas – December 20th thru January 1st, 2025

We will return to normal operation on Thursday, January 2nd, 2025

To ensure delivery before the end of the year, please place your order no later than Friday, December 13th.