CHOICE OF TOOTHPASTE BRAND FOR ORAL HEALTH BY USING FUZZY DECISION MODEL

Abstract - In market various toothpaste brands are available. Every consumer gives importance
to healthy tooth and gums, prevention of tooth decay, herbal attribute, whiteness, long lasting
freshness, good foam and price. Actual percentage of ingredients in various toothpaste brands
are aggregated with respect to permissible theoretical percentage in toothpaste. Permissible
theoretical percentage indicates the relative importance of the ingredients type in toothpaste.A λ-
fuzzy measure is evaluated to obtain the index. Comparing indices the toothpaste brands are
ranked.