HEALTH MATTERS AMERICA INC. of Cheektowaga, New York is expanding the voluntary recall of Organic Traditions Sprouted Chia Seed Powder and Sprouted Chia& Flax Seed Powder due to possible Salmonella contamination, an organism that can cause serious and sometimes fatal infections in young children, elderly people, and others with weakened immune systems. Healthy persons infected with Salmonella often experience fever, diarrhea, nausea, vomiting and abdominal pain.