GlaxoSmithKline PLC submitted studies supporting a constipation relief claim for its Benefiber Healthy Balance supplement in an industry self-regulation review as Metamucil marketer Procter & Gamble Co. failed to demonstrate the evidence was flawed or that its own study results were more persuasive.
The claim on packaging that Benefiber Healthy Balance “helps relieve occasional constipation and abdominal discomfort without causing diarrhea” was supported...