IngredientsProtein ingredient glossary.

Our ingredient glossary includes common protein powder ingredients, their purpose, and safety recommendations based on our research. Empowering you to make informed product choices is our goal. While we do provide a recommendation, you should always discuss using a new supplement with a healthcare professional.

SAFE

CAUTION

AVOID

Yeast extract

Flavoring (natural)

Synonyms: Autolyzed yeast extract

Yeast extract is a food ingredient commonly used as a flavoring agent in protein powders, with a savory umami taste and high levels of B vitamins, essential minerals, and protein.

Yucca extract

Foaming agent

Synonyms: Yucca schidigera extract

Yucca extract is a natural plant extract rich in phytochemicals and used in protein powders for its potential antioxidant, anti-inflammatory, and prebiotic effects.

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