Consumers shop for Tet goods at a supermarket in Hanoi.

According to the General Statistics Office, the index expanded by 3.63% year-on-year, while core inflation rose 3.07%.

Nine out of the 11 categories of goods and services saw price hikes, with health care up 9.47%, transportation 0.95%, and food and catering services 0.74%.

The cultural, entertainment, and tourism group rose by 0.27% due to increased travel demand and higher service costs.

In contrast, household electricity costs decreased by 0.51%, water prices fell by 0.29%, and gas prices dropped by 1.26%.

The price of gold rose by 1.03% amid increased pre-Tet demand, and the US dollar climbed by 0.21%.

Core inflation grew 0.42% compared to the previous month and 3.07% year-on-year, lower than the overall CPI rise mainly due to the exclusion of food, electricity, and healthcare services in the calculations.