The goal of this clinical trial is to assess the effect of the food bar made from api-api mangrove (Avicennia marina) and sword bean (Canavalia ensiformis) blends on the weight and Weight-for-Age Z score affected by a landslide disaster.

The main questions aimed to answer are:

• Food bar supplementation can effect the weight and WAZ score of under-five children affected by landslides disaster?
• Balanced nutrition education can increase the mothers' knowledge on the balanced nutrition of under-five children?

Participants divided in to two group i.e.:

• Treatment/intervention group consumed 50 g mangrove sword bean food bar each day during 15 days.
• Control group consumed 50 g sword bean food bar each day during 15 days.
• Each group received balanced nutrition for mothers once at the first week of study.

Eligibility Criteria for Under-five children:

• Aged between 12 and 59 months
• Male and female
• Living in Cihanjuang Village of Sumedang District which affected by the landslide disaster
• Had malnutrition, normal, or over-nutrition status, and not suffering from infectious diseases.

Inclusion Criteria:

• Aged between 12 and 59 months
• Male and female living in Cihanjuang Village of Sumedang District who affected by the landslide disaster
• Had malnutrition, normal, or over-nutrition status
• Not suffering from infectious diseases
• Willing to avoid consumption of any snacks other than the food bars and plain water

Exclusion Criteria:

• Suffered from infectious or chronical diseases

All subjects at treatment group given mangrove sword bean food bar during 15 days to examine their weight and WAZ score at pre-post study.