Yeast for Animal Feed segmentation by type identifies four dominant product families: active dry yeast (ADY), yeast cell‑wall extracts (YCWE), beta‑glucan‑enriched yeast, and recombinant or genetically engineered yeast strains. ADY, the most mature category, supplies whole‑cell biomass and accounts for roughly 45 % of market volume, because its low cost and ease of incorporation suit large‑scale compound feeds. YCWE, which isolates mannoproteins and β‑glucans, contributes about 30 % and is valued for its immunomodulatory effects that reduce disease incidence in intensive operations. Beta‑glucan‑enriched yeast, produced through selective fermentation, represents approximately 18 % of sales, driven by growing demand for functional ingredients that improve gut integrity and stress tolerance. Recombinant yeast, still emerging, holds near 7 % of the market but is projected to expand as regulatory pathways for nutraceutical additives mature. Together, these type segments define the structural composition of the Yeast for Animal Feed market, with ADY and YCWE together generating three‑quarters of total revenue and shaping supply‑chain dynamics.