| http://www.w3.org/ns/prov#value | - So two-thirds of consumers and half the people who describe themselves as heavy snackers say they are interested in portion-control products even if they are not trying to lose weight.Thanks to the extra packaging, however, shoppers are paying a premium for the convenience of smaller portions.Dietitians, who say the best way to drop pounds is to trim calorie intake, see the switch to 100-calorie p
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