Protein-digesting enzymes in protein powder

What it is

US food rules describe bromelain as an enzyme preparation from pineapples and papain as a proteolytic enzyme, meaning one that acts on protein, from papaya. ProHydrolase® is a branded ingredient that Momentous describes as an enzyme.

The ingredient lists here do not say why it was added.

How labels word it

• ProHydrolase®
• Bromelain and Papain Blend

Powders that list it (3)

• 6 Momentous Whey Protein Isolate, Vanilla Whey · 6 ingredients Grass-fed whey protein isolate, ProHydrolase®, Natural flavors, Salt, Monk fruit extract, Stevia
• 7 Momentous Whey Protein Isolate, Chocolate Whey · 7 ingredients Grass-fed whey protein isolate, ProHydrolase®, Natural flavors, Cocoa, Salt, Monk fruit extract, Stevia
• 7 Thorne Whey Protein Isolate, Vanilla Whey · 7 ingredients Whey Protein Isolate, Bromelain and Papain Blend, Carboxymethylcellulose Gum, Xanthan Gum, Vanilla Flavor, Evaporated Cane Juice Sugar, Rebaudioside A (from stevia)

Sources

• 21 CFR 184.1024, Bromelain
• 21 CFR 184.1585, Papain
• Momentous product page