Mealey's (March 24, 2021, 2:05 PM EDT) -- FORT LAUDERDALE, Fla. — A Florida federal judge on March 8 granted a motion to dismiss a putative class action against a dietary supplement company after finding that the plaintiffs’ claims for fraud, unfair competition and deceptive practices in relation to the company’s use of the ingredient DMHA are precluded under the Food and Drug Administration’s primary jurisdiction and regulatory authority over dietary supplements....