Which has higher prevalence of undernourishment, Guinea-Bissau or Sierra Leone?

Sierra Leone, at 24.1% against 22.1% in Guinea-Bissau as of 2023.

How many years of comparable data are there for Guinea-Bissau and Sierra Leone?

23 years are reported by both, from 2001 to 2023.

Where does this data come from?

Food and Agriculture Organization of the United Nations (FAO), published as Prevalence of undernourishment (% of population). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guinea-Bissau vs Sierra Leone: Prevalence of undernourishment

Guinea-Bissau

22.1%

in 2023

Sierra Leone

24.1%

in 2023

Guinea-Bissau rank

20th

Sierra Leone rank

17th

Prevalence of undernourishment over time

Guinea-Bissau
Sierra Leone

How they compare

Sierra Leone currently reports 24.1% against 22.1% in Guinea-Bissau, a difference of 2.0%.

That makes Sierra Leone's figure about 1.1 times Guinea-Bissau's.

The two have swapped places 2 times across 23 shared years of data; in 2001 it was Sierra Leone ahead.

Guinea-Bissau ranks 20th and Sierra Leone ranks 17th of 168 countries.

Sierra Leone has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Guinea-Bissau	Sierra Leone	Difference	Ahead
2000s	18.5%	39.1%	20.6%	Sierra Leone
2010s	21.8%	24.2%	2.4%	Sierra Leone
2020s	20.1%	25.8%	5.7%	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher prevalence of undernourishment, Guinea-Bissau or Sierra Leone?: Sierra Leone, at 24.1% against 22.1% in Guinea-Bissau as of 2023.
What is the difference in prevalence of undernourishment between Guinea-Bissau and Sierra Leone?: 2.0%, with Sierra Leone ahead.
How many years of comparable data are there for Guinea-Bissau and Sierra Leone?: 23 years are reported by both, from 2001 to 2023.
How do Guinea-Bissau and Sierra Leone rank globally for prevalence of undernourishment?: Guinea-Bissau ranks 20th and Sierra Leone ranks 17th of 168 countries.
Where does this data come from?: Food and Agriculture Organization of the United Nations (FAO), published as Prevalence of undernourishment (% of population). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guinea-Bissau vs Sierra Leone: Prevalence of undernourishment. Statizoid, drawing on Food and Agriculture Organization of the United Nations (FAO). Retrieved 16 September 2026, from https://health.statizoid.com/compare/prevalence-of-undernourishment-percent-of-population/guinea-bissau/sierra-leone/

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About this data

Indicator: Prevalence of undernourishment (% of population)
Unit: % of population
Source: Food and Agriculture Organization of the United Nations (FAO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 215 places, 4,908 data points, 2001–2023
Last refreshed: 03 September 2026

Prevalence of undernourishment is the percentage of the population whose habitual food consumption is insufficient to provide the dietary energy levels that are required to maintain a normal active and healthy life. Data showing as 2.5 may signify a prevalence of undernourishment below 2.5%.