Beef protein isolate
Beef protein isolate suppliers and sourcing guide
Beef protein isolate is a high-protein powder made from cattle tissues, usually by cooking beef raw materials in water, hydrolyzing the protein with enzymes, then filtering, defatting, concentrating and spray drying the liquid. Commercial powders are often 90% protein or more. Because many products are made from connective tissue as well as muscle, their amino acid profile can resemble collagen, so buyers should ask which tissues are used. It is sold for dairy-free protein powders and bars.
- Category
- Proteins and amino acids
- Also known as
- hydrolyzed beef protein · beef protein powder · bovine protein isolate
- Facts checked
- November 2026
Forms and grades of beef protein isolate
Suppliers sell different products under the same name. Specify the one you need.
Hydrolyzed beef protein isolate
Enzyme-hydrolyzed, spray-dried powder at 90% protein or more; the common supplement grade.
Muscle-derived beef protein
Powder made mainly from muscle tissue, with a different amino acid profile from connective-tissue grades.
Grass-fed
Made from grass-fed cattle, with the claim backed by supplier documentation.
Instantized
Agglomerated or lecithin-coated for faster mixing in shakes.
What to check on the COA
Compare each result with your own specification when the lot arrives.
- Protein (Kjeldahl or Dumas)
- Total nitrogen times 6.25, as-is and on a dry basis.
- Amino acid profile
- Amino acids by HPLC after hydrolysis, including hydroxyproline as a marker of collagen content.
- Moisture, fat and ash
- Proximate analysis; ash can be high from salts used in processing.
- Microbiology
- Total plate count, coliforms, yeast and mold, Salmonella and E. coli.
- Heavy metals
- Lead, arsenic, cadmium and mercury by ICP-MS against the buyer's limits.
Storage, lots and expiry
Storage and shelf life
Store sealed, cool and dry; hydrolyzed powders are hygroscopic and cake when exposed to humid air. Shelf life is set by the supplier's specification, with a retest of moisture and micro for older stock.
Lots and expiry dates
Record protein and amino acid profile for each lot, and keep the country of origin and cattle-material documentation (see the regulatory notes) in the lot file. Rotate first-expired, first-out.
Regulatory status
Facts from regulators and standards bodies, each linked to its source.
Health Canada's Workout Supplements monograph lists beef protein isolate with the muscle of Bos taurus as the source material.
Source: webprod.hc-sc.gc.ca (opens in a new tab)21 CFR 189.5 states that no human food shall be manufactured from, processed with, or otherwise contain prohibited cattle materials.
Source: ecfr.gov (opens in a new tab)Under 21 CFR 189.5, makers of human food that contains material from cattle must keep records sufficient to demonstrate it does not contain prohibited cattle materials.
Source: ecfr.gov (opens in a new tab)
This is general information, not regulatory advice. Status differs by country and by how the ingredient is used, so check the rules for your product and market.
Beef protein isolate suppliers
Manufacturers and distributors whose own websites say they sell it.
We are checking beef protein isolate suppliers now
Every listing is checked against the supplier’s own website before it goes live, so this list fills in over the coming weeks. The specs and COA checklist above are ready today.
Sell beef protein isolate? Request a listingFrequently asked questions
What forms of beef protein isolate can brands buy?
Common forms include hydrolyzed beef protein isolate, muscle-derived beef protein, grass-fed and instantized. Ask each supplier for the specification sheet of the exact grade they quote.
What should the COA for beef protein isolate include?
Expect protein (Kjeldahl or Dumas), amino acid profile, moisture, fat and ash, microbiology and heavy metals, each with its method, specification and result for that lot.
How should beef protein isolate be stored?
Store sealed, cool and dry; hydrolyzed powders are hygroscopic and cake when exposed to humid air. Shelf life is set by the supplier's specification, with a retest of moisture and micro for older stock.
What is the regulatory status of beef protein isolate?
Health Canada's Workout Supplements monograph lists beef protein isolate with the muscle of Bos taurus as the source material. 21 CFR 189.5 states that no human food shall be manufactured from, processed with, or otherwise contain prohibited cattle materials. Under 21 CFR 189.5, makers of human food that contains material from cattle must keep records sufficient to demonstrate it does not contain prohibited cattle materials.
More proteins and amino acids
- Collagen Peptideshydrolyzed collagen · collagen hydrolysate
- Creatine Monohydratecreatine · micronized creatine
- L-TheanineTheanine · N-ethyl-L-glutamine
- Pea ProteinPisum sativum protein · pea protein isolate
- Whey Protein IsolateWPI · whey isolate
- Whey protein concentrateWPC · WPC 80
- Whey protein hydrolysateWPH · hydrolyzed whey protein
- Micellar caseinmicellar casein isolate · casein micelles
- Milk protein concentrateMPC · MPC 70
- Milk protein isolateMPI · milk protein
- Sodium caseinatecasein sodium · caseinate sodium salt
- Calcium caseinatecasein calcium · caseinate calcium salt
Sell ingredients to brands?
Request a free listing for the ingredients you make or distribute. No paid placement.