Ingredient supplier / Private-label manufacturer
MCB Group (MING CHYI BIOTECHNOLOGY LTD.)
Yunlin, Taiwan
Micro-encapsulated nutraceutical powder ingredients
Source-listed capability; confirm current suitability with PCG.
PCG / SOURCING DIRECTORY
Proteins and peptides suppliers
Proteins and peptides suppliers: browse 201 source-classified listings. Compare ingredient specifications, source materials, documentation, and application fit.
Source-reported information, not independently verified. How listings work
Ingredient supplier / Branded ingredient company
Meelunie America
Southfield, MI, United States
Plant-based starches, proteins, and sweeteners for food and feed
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Melos Biotech Co., Limited
Shenzhen, Guangdong, China
GLP-1 peptide API manufacturer (semaglutide, retatrutide)
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Molecular BioLife International Inc.
Sheldon, IA, United States
Collagen, olive leaf extract, and memory-support ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Nature's Ingredients Inc.
Fairfield, NJ, United States
Plant-based protein and sweetener ingredients (rice, pea, hemp)
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Naturmega
Aventura, FL, United States
Omega-3 fish oil, gelatin, and collagen ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Ingredient distributor or broker
NEXXUS Foods
Montréal, QC, Canada
Distributor of protein and functional food ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Nihtek
Hong Kong
Branded functional food ingredients (soy protein)
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Nitta Gelatin Na, Inc.
Morrisville, NC, United States
Gelatin and collagen protein ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Nordwell - Protis
Iceland
Marine collagen Type I from sustainably sourced cod skin
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
NOVACTIVA Peptides+
France
Peptide ingredients manufacturer
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
NuCicer
Davis, CA, United States
Chickpea-based protein and flour ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Nuritas
Dublin, Dublin, Ireland
Bioactive peptide ingredients for muscle health and longevity
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Nutra Food Ingredients, LLC
Kentwood, MI, United States
Collagen, gelatin, and specialty ingredient brands
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
NutriPea
Portage la Prairie, MB, Canada
Pea protein isolates, starches, and fibers
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Nutris Protein USA Inc.
Dover, DE, United States
Fava bean plant protein ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Onego Bio
San Diego, CA, United States
Precision-fermented non-animal egg protein ingredient
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Organicway Food Industry Co., Ltd
Xi'an, Shaanxi, China
Organic food ingredients: plant protein, prebiotics, starch, more
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Ingredient distributor or broker
Originates
Aventura, FL, United States
B2B collagen, omega-3, mushroom, gelatin, mineral ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
PB Leiner
Davenport, IA, United States
Fish, pork, beef gelatin and collagen peptides
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
PeptPure
Chicago, IL, United States
USDA organic-certified collagen peptide ingredient
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
PFx Biotech
Portugal
Precision-fermentation bioactive proteins (lactoferrin)
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
PGP International, Inc.
Woodland, CA, United States
Extrusion-textured plant protein and grain ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Ingredient distributor or broker
Planture Inc
Chicago, IL, United States
Connects ingredient producers with food/pet manufacturers
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Prinova US
Itasca, IL, United States
Functional/branded ingredients and sports nutrition manufacturing
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Progel Mexicana, SA de CV
León, Guanajuato, Mexico
Gelatin and hydrolyzed collagen manufacturer
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Proliant Health and Biologicals
Ankeny, IA, United States
Bovine immunoglobulin (ImmunoLin) protein ingredient
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Puris
Minneapolis, MN, United States
Pea protein, starch, and fiber ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Qimei Organic
Ithaca, NY, United States
Organic botanical and plant-based ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Qingdao Wantuming Biological Products Co., Ltd.
Laixi, Shandong, China
Chondroitin sulfate and collagen peptide ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Readline Biotech
Shenzhen, Guangdong, China
Amino acid, peptide, and biomolecule active ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Reborn Biotech Co.Ltd
Jingzhou, Hunan, China
Bioactive collagen peptide ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
RebornBiotech
Jingzhou, Hubei, China
Bovine collagen peptide ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
River Valley Specialty Farms / Canadian Hemp Trade Alliance
Langley, Canada
Ready-to-eat hemp seed ingredient supply
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Branded ingredient company
Rousselot, Inc
West Allis, WI, United States
Collagen and gelatin ingredient solutions
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Royal Ingredients Group - Royal Natural Foods
Alkmaar, Netherlands
Starches, proteins, fibers, sweeteners ingredient supplier
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Sachsenmilch Leppersdorf GmbH
Germany
Whey and milk protein ingredients (WPC80, WPI, MCC80)
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Schalk Mühle GmbH & Co KG
Austria
Plant-based organic protein production from Austria
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier / Ingredient distributor or broker
Scientific Living Inc.
Irvine, CA, United States
Nutraceutical and functional food ingredient supply
Source-listed capability; confirm current suitability with PCG.
Ingredient supplier
Seagarden
Norway
Marine collagen and marine powder ingredients
Source-listed capability; confirm current suitability with PCG.
Ingredient qualification
Ask for the exact grade, specification, traceability, allergen statement, stability data, and samples. For a branded ingredient, confirm the named brand belongs to the requested ingredient and check usage and licensing terms.
Ingredient sourcing support · Ingredient supplier diligence · Explore PCG product formats