GCI Nutrients

What GCI Nutrients does

GCI Nutrients is a B2B nutraceutical ingredient supplier headquartered in Burlingame, California, with a wholly-owned European subsidiary (GCI Nutrients Europe BV) in Rotterdam, the Netherlands. The company distributes a mix of branded specialty ingredients and commodity nutraceuticals to contract manufacturers and functional food companies. Its branded portfolio includes GeOxy-132 (Germanium Sesquioxide), HumicSure (humic acid), MycoSure (mushroom-based), PrebioSure (wheat germ prebiotic with proprietary enzymatic extraction technology), RhodiolaSure (standardized Rhodiola rosea extract), and SerraSure (Serrapeptase enzyme), with SerraSure certified non-GMO, gluten-free, and USDA organic. The company also resells commodity ingredients including American Ginseng, Green-Lipped Mussel, L-Taurine, Phosphatidylserine, Saw Palmetto, and Stevia. Differentiation rests on proprietary extraction and standardization methods, five decades of industry presence, and pre-clinical/clinical validation resources that support customer formulation.

The company's revenue model is B2B quote-based ingredient distribution: an inside sales team handles telephone, fax, and email requests for price quotations and purchase orders, with sales reps required to generate 20-30 calls daily using Goldmine CRM and attending outside conventions. Pricing is not publicly disclosed. Customer segmentation is horizontal across contract manufacturers and functional food companies in North America and Europe, with no named end-customer logos or ARR publicly disclosed. Scientific marketing is anchored by Dr. Richard Kozlenko (DPM, MPH in Nutritional Biochemistry and Public Health, PhD in Health and Wellness) via Dr. Koz's Corner educational content, and recipe content is contributed by Vicki Babcock (formerly McCormick Schilling). Recent service additions include pre-clinical and clinical validation resources intended to help customers advance products toward market readiness.

Operationally, GCI Nutrients runs lean — firmographic employee count is reported at 1-10 — with ongoing job postings for warehouse and inside-sales roles. The technology stack is conventional (Goldmine CRM, WordPress-based marketing site) with no disclosed AI, data platform, or proprietary technology assets beyond ingredient-specific extraction methods. The company owns no disclosed venture capital or private equity backing, has not announced funding rounds, M&A, or other corporate transactions in available source material, and operates as an independent privately held corporation founded approximately 50 years ago.

Name

GCI Nutrients

Legal name

GCI Nutrients, Inc.

Website

https://gcinutrients.com

Company type

Private

Founded year

1973

Operating status

Operating

Headcount range

1–10 employees

Short description

GCI Nutrients is a B2B nutraceutical ingredient supplier that distributes branded specialty ingredients (PrebioSure, SerraSure, RhodiolaSure, GeOxy-132, HumicSure, MycoSure) and commodity nutraceuticals to contract manufacturers and functional food companies across the US and Europe.

Ownership category

akta.pro rank

Product category

Nutraceutical Ingredients

NAICS

Chemical and Allied Products Merchant Wholesalers (4246)

SIC

Medicinal Chemicals & Botanical Products (2833), Miscellaneous Food Preparations & Kindred Products (2090)

akta.pro primary industry

Vitamins (A, B-Complex, C, D, E, K; Premixes) (AFAJAKAA)

akta.pro secondary industries

Probiotics & Digestive Health Supplements (CRADAGAF), Specialty & Gourmet Foods Wholesale Distribution (CRAOAAAI), Vitamins & Minerals (Single Nutrients) (CRADAGAB)

Keywords

• Nutraceutical ingredients
• Dietary supplements
• Functional food ingredients
• Prebiotic formulations
• Contract manufacturing

Headquarters

HQ city

Burlingame

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D

Revenue model

1. Bulk Nutraceutical Ingredients: Sale of high-quality nutraceutical ingredients including GeOxy-132 Germanium Sesquioxide, HumicSure, MycoSure, PrebioSure, RhodiolaSure, SerraSure, and specialty ingredients like American Ginseng, Green-Lipped Mussel, L-Taurine, Phosphatidylserine, Saw Palmetto, and Stevia.

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels3 records

Core offering

GCI Nutrients is a B2B nutraceutical ingredients supplier selling branded specialty ingredients (GeOxy-132, HumicSure, MycoSure, PrebioSure, RhodiolaSure, SerraSure) and commodity bulk raw materials (American Ginseng, Green-Lipped Mussel, L-Taurine, Phosphatidylserine, Saw Palmetto, Stevia) to contract manufacturers and functional food companies. The company supports customers with pre-clinical and clinical validation resources and contract manufacturing services to help bring formulated dietary supplement and functional food products to market. Sales are quote-based, handled by an inside sales team via phone, fax, and email, with worldwide fulfillment from USA and Netherlands offices.

Product overview

GCI Nutrients is a B2B nutraceutical ingredient supplier offering a portfolio of branded specialty ingredients and commodity nutraceuticals for contract manufacturers. The core product line includes branded supplements such as GeOxy-132 (Germanium Sesquioxide), HumicSure, MycoSure, PrebioSure (wheat germ prebiotic), RhodiolaSure (Rhodiola rosea adaptogen), and SerraSure (Serrapeptase enzyme). The company also supplies commodity ingredients including American Ginseng, Green-Lipped Mussel, L-Taurine, Phosphatidylserine, Saw Palmetto, and Stevia. Services include contract manufacturing, product development support, and pre-clinical/clinical validation resources. Scientific leadership is provided through Dr. Richard Kozlenko's educational content platform.

Differentiator

Problem solved

Functional benefit

Brands

• PrebioSure: Advanced prebiotic made from digestive wheat germ extract supporting gut health
• SerraSure
• RhodiolaSure
• GeOxy-132
• HumicSure
• MycoSure

Products and services

• GeOxy-132 (Germanium Sesquioxide) Branded nutraceutical Germanium Sesquioxide ingredient positioned as GCI's monthly featured product and sold to contract manufacturers and functional food companies.
• HumicSure Branded humic-substance (humic acid) nutraceutical ingredient sold to contract manufacturers for use in dietary supplements and functional food formulations.
• MycoSure Branded mushroom-based nutraceutical ingredient positioned within GCI's gut health product line, supplied to contract manufacturers.
• PrebioSure Advanced prebiotic made from digestive wheat germ extract using proprietary enzymatic extraction technology; non-GMO, organic, and glyphosate-free; supports growth of over 300 species of beneficial gut bacteria.
• RhodiolaSure Premium Rhodiola rosea root powder extract from Siberian and Chinese origins, standardized to 5% Total Rosavins / 2% Salidroside (or 3% / 1%), positioned for stress relief, energy, mental performance, and physical recovery.
• SerraSure Premium Serrapeptase enzyme supplement derived from silkworm, supporting inflammation management, respiratory health, wound healing, and cardiovascular health; non-GMO, gluten-free, and USDA organic certified.
• Bulk Nutraceutical Ingredients (American Ginseng, Green-Lipped Mussel, L-Taurine, Phosphatidylserine, Saw Palmetto, Stevia) Commodity raw nutraceutical ingredients sold in bulk to contract manufacturers, including American Ginseng Root P.E. 5% Ginsenosides, Green-Lipped Mussel, L-Taurine, LipoSerine Phosphatidylserine 20% Powder, Saw Palmetto Powder, and Stevia 90%.
• Contract Manufacturing Services B2B contract manufacturing services for nutraceutical products, including product development and formulation support for dietary supplements and functional foods.
• Pre-Clinical and Clinical Validation Services Resource services that provide pre-clinical and clinical validation support to help customers bring nutraceutical products to market at the next level of scientific substantiation.

Quantifiable outcome

• PrebioSure supports growth and activity of over 300 species of beneficial bacteria in gastrointestinal microflora
• +1 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Lallemand Health Solutions: Provides probiotic and specialty microbial ingredients to dietary supplement and functional food formulators — a directly comparable category overlap with GCI's PrebioSure and MycoSure lines.
• Gencor: A B2B supplier of branded, clinically supported botanical and nutraceutical ingredients for the dietary supplement industry, with a similar proprietary-branded strategy targeting contract manufacturers.
• Sabinsa: Specializes in standardized botanical extracts and proprietary nutraceutical ingredients for global dietary supplement and functional food manufacturers, with a comparable branded-ingredient portfolio and proprietary extraction capabilities.
• PLT Health Solutions: Supplies branded, science-backed nutraceutical ingredients to dietary supplement and food/beverage manufacturers, mirroring GCI's model of pairing proprietary branded ingredients with technical and clinical support.
• Specialty Enzymes & Biotechnologies: Manufactures and supplies enzyme- and fermentation-based ingredients including serrapeptase, probiotics, and digestive-health materials to nutraceutical manufacturers, closely matching GCI's SerraSure and prebiotic offerings.
• Maypro Ingredients: A specialty ingredient distributor serving supplement, functional food, and personal care manufacturers in the US and internationally, with a comparable mix of branded and commodity nutraceutical raw materials.
• BGG Americas: Supplies standardized botanical extracts and nutraceutical ingredients to global supplement and food manufacturers, with overlapping branded ingredient portfolios and GMP-grade quality positioning.

Broad incumbents

• ADM (Health & Wellness): A global ingredient powerhouse with a Health & Wellness division supplying nutraceutical and functional food manufacturers, including probiotics and botanical extracts — a much larger incumbent competing for the same contract-manufacturer customers.
• NOW Foods: A large, established US-based supplement manufacturer and ingredient distributor with broad SKU coverage in vitamins, botanicals, and specialty supplements — overlapping with much of GCI's ingredient portfolio from a much larger scale.
• IFF (formerly DuPont Nutrition & Biosciences): A global ingredient supplier offering probiotics, enzymes, and botanical extracts to dietary supplement and functional food OEMs — a broad incumbent with overlapping categories but vastly greater scale and R&D resources.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/gcinutrients

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about GCI Nutrients