The study was designed to quantitatively analyze the demand for animal proteins in Ibadan, Oyo State,
Nigeria. The study examined the Effects of household’s socio-demographic characteristics as well as
price and expenditure elasticities of the share of meat and fish demand in the households’ food basket.
The study employed primary data from 360 households sampled with the aid of a well structured
questionnaire using multistage random sampling technique. The analytical technique used in the study
was the linear Approximately Almost Ideal Demand System (LA/AIDS) model. The Marshallian own and
cross price elasticities of demand on the share of meat and fish in the households’ food basket and also
computing the expenditure elasticity. However, the results revealed that the demand for beef and fish in
the study area is elastic while that of chicken is inelastic. The cross price elasticity showed substitutive
relationship between fish and chicken while there is complementary relationship between beef and fish,
then beef and chicken. The cross price elasticity also showed that beef and chicken are luxury goods in
the study area and fish is a necessity good.