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Buyers of VSL#3 probiotics from 2016 to 2019 have until October 20 to claim from a class-action settlement

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Image Credit: Shixart1985 - CC BY 2.0/Wiki Commons

Purchasers of the probiotic supplement VSL#3 between June 1, 2016, and June 19, 2019, have until October 20, 2026, to file a claim in a $20 million class-action settlement, with payment options running from a flat $20 per bottle without a receipt to as much as $800 per household for buyers who kept proof of purchase. The case, Starr et al. v. VSL Pharmaceuticals, Inc. et al., resolves claims that the company changed VSL#3’s bacterial formulation without adequately disclosing the change to buyers who had paid for a specific probiotic blend. A federal judge in Maryland still has to approve the deal at a hearing set for January 2027.

The Lawsuit’s Reformulation Allegation

The underlying case, filed as Case No. 19-cv-02173-LKG in the U.S. District Court for the District of Maryland, alleges that VSL Pharmaceuticals altered the mix of bacterial strains in VSL#3 starting in 2016 without adequately telling buyers the formula had changed. VSL#3 was marketed as a high-potency, multi-strain probiotic, and the lawsuit’s core argument is that buyers paid a premium for a specific bacterial composition that no longer matched what was on the shelf. VSL Pharmaceuticals has not admitted wrongdoing under the settlement, which resolves the claims rather than sending them to trial.


Inside the guide: A settlement like this one comes with its own paperwork trail: a claim form, a proof-of-purchase option, and a deadline that does not move for a buyer who files late. The Settlement & Refund Recovery System’s 5-tab Excel tracker and step-by-step filing walkthrough are built for exactly that kind of claim. Open The Settlement & Refund Recovery System.

Who Qualifies as a Class Member

The settlement class covers anyone who purchased VSL#3 in the United States between June 1, 2016, and June 19, 2019, according to the settlement administrator’s website. That roughly three-year purchase window spans the period the lawsuit says the reformulation was already in effect but not disclosed on the product’s label or marketing. Class membership does not require a buyer to have suffered any physical harm from the product; the claims are about the price paid for a product description the lawsuit says was inaccurate, not about a safety defect.

Two Payment Tiers, With and Without a Receipt

Class members who cannot locate a receipt can still claim a flat $20 per unit of VSL#3 purchased during the class period, while buyers with proof of purchase can claim up to $800 per household, according to a summary of the settlement’s payment terms. The no-receipt option removes the biggest obstacle in most supplement class actions, where buyers rarely kept a years-old grocery or pharmacy receipt, while the documented tier rewards households that can still produce one or a loyalty-program purchase history. The gap between a single $20 claim and an $800 household maximum is wide enough that whether a buyer kept records matters more to the final payment than almost any other factor in the claim.

VSL#3 was sold at a premium price compared with many single-strain probiotic supplements, reflecting the multi-strain formulation the lawsuit says buyers were promised, so even the $20 no-receipt payment represents a meaningful share of a single bottle’s original cost. A household that bought VSL#3 repeatedly over the roughly three-year class period, as an ongoing supplement rather than a single trial purchase, has the clearest path to the settlement’s higher documented-purchase tier.

Angeion Group’s Role and the Claims Deadline

Angeion Group, the settlement administrator, announced the proposed settlement and is now processing claims ahead of the October 20, 2026 filing deadline. Administrators like Angeion Group typically handle the notice, claim intake and payment distribution for a settlement once a court preliminarily approves it, standing in for the parties rather than for the court itself. Their processing timeline is separate from the court’s own approval calendar, which is why claims can be filed and processed months before the January hearing that finalizes the deal.

What Happens After October 20

Claims filed after the deadline are not guaranteed payment, and the fund’s final size for each payment tier will not be fixed until the U.S. District Court for the District of Maryland holds its final approval hearing, currently scheduled for January 6, 2027. That hearing gives class members, and any who object to the deal, a last opportunity to be heard before the $20 million fund is distributed. Because payment amounts can shrink if more class members file valid claims than the fund anticipated, the per-unit and per-household figures described here are described by the settlement as maximums rather than guaranteed amounts.

Why VSL#3 Buyers Are Only Hearing About This Now

The lawsuit behind the settlement was filed years before this claim window opened, and the gap between a filing date and a claims deadline is common in class-action litigation, where a case typically has to clear years of motions, evidence gathering and settlement negotiation before a court allows notice to go out to the class. Buyers who purchased VSL#3 in 2016 may not have thought about the product again until a settlement notice or a news report referenced the October 20 deadline. That lag is also why the class period ends in 2019 rather than continuing to the present: the reformulation the lawsuit describes is dated to a specific window, and VSL#3 purchases made after June 19, 2019, fall outside the settlement entirely.


One Settlement Among Many Running at Once

The VSL#3 case is one of roughly two dozen class-action settlements currently accepting claims, each with its own deadline, its own proof requirement and its own payment tier structure. A household that only tracks this one settlement risks missing a second or third notice sitting in an inbox or a mail pile with a deadline just as firm.

The Settlement & Refund Recovery System opens with the source vault of 12 official places settlement and refund money sits, plus the scam-proof rules for telling a real claim notice from an imitation asking for banking details upfront.

Compare open settlements in The Settlement & Refund Recovery System.

This article was produced with AI assistance, and a human editor reviewed it before publication.


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