SB MYCOLOGY

BRIEFING · UPDATED SEP 29, 2026

THE BRIEF

Short, dated news on the mushroom industry, functional mushrooms, cultivation, research and policy, with a source on every item. Educational only.

· INDUSTRY

Monterey Nutra doubles its Watsonville, CA mushroom facility

The Functional Mushroom Council reports Q3 2026 capacity and formulation moves by member companies, including Monterey Nutra doubling the manufacturing footprint of its vertically integrated Watsonville facility.

Source: Vertical Farm Daily

· FUNCTIONAL

U.S. functional mushroom sales reach $494.7M, up 23.2%

SPINS data for the 52 weeks ending Sept. 6, 2026 show dollar sales up 23.2% and units up 34.8%. Cognitive-health products were the largest segment at $153.5M.

Source: NutraIngredients

· CULTIVATION

USDA: U.S. mushroom sales value down 16% for 2025-26

NASS reports 636 million lb sold (down 5%) worth $922M. Specialty mushroom sales fell 21% to $75.0M, at an average of $4.56/lb. Growers plan 16% less filling area for 2026-27.

Source: USDA NASS

· POLICY

Mushroom grade standards, first written in 1966, are being updated

The American Mushroom Institute's 2026 policy report says modernized USDA mushroom grades and standards were published in the Federal Register for comment, and that USDA research on mushroom crop insurance is underway.

Source: American Mushroom Institute

· RESEARCH

Lion's mane trial reports modest attention and sleep effects

A randomized, placebo-controlled preprint (n=109, ages 40-75, 8 weeks) reports modest improvements in visual attention, sleep quality and mood. It has not been peer reviewed yet.

Source: medRxiv

· INDUSTRY

Functional mushroom boom faces a shakeout

Acquisitions such as Real Mushrooms buying Mushroom Science, and Giorgi Mushroom Co. buying L.F. Lambert Spawn Co., point to consolidation as inflation pressures consumers.

Source: FoodNavigator-USA

· POLICY

FDA warns a seller over Amanita muscaria foods

FDA found the seller's Amanita muscaria capsules, tincture and chocolate adulterated. FDA says Amanita muscaria and its constituents are not authorized in conventional food.

Source: FDA