In 2017, the original manufacturer (Safer Medical) significantly changed the formula, replacing most of the 29 strains used in the original clinical trials with new, less-studied strains. Many long-term users report that the current version is not as effective as the "original" formula. 🛒 Where to Buy (As of April 2026)
Reports surfaced in 2019 alleging that certain batches distributed by Safer Medical of Montana contained high levels of lead.
The brand maintains a retail presence at Prescript-Assist.com , offering the "SBO Probiotic" in 60 and 90-count bottles. buy prescript assist
Sites like Perfect Supplements and Radiant Life typically stock the current version.
Buying (a soil-based probiotic) currently involves navigating a complex history of formula changes, legal disputes, and safety recalls. ⚠️ Critical Safety & Product Alerts The brand maintains a retail presence at Prescript-Assist
Generic soil-based organisms (SBOs) from brands like Ancient Nutrition or Dr. Mercola are often cited as more stable alternatives. LL's Magnetic Clay, Inc. is recalling all lots of Prescript
Often marketed as the direct replacement for Prescript-Assist by retailers like Health Emporium . ⚠️ Critical Safety & Product Alerts Generic soil-based
In the UK, it is available via YourHealthBasket . 🔄 Recommended Alternatives