Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) (%) by country

Countries reporting
198
Highest
37.1%
Eritrea
Lowest
0.3%
Tonga
Median
3.5%
Years covered
45
1980–2024
Data points
9,495

What the numbers show

Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) (%) is currently reported for 198 countries. The highest value is 37.1% in Eritrea; the lowest is 0.3% in Tonga.

The median across all reporting countries is 3.5%, and the mean is 5.6%.

The gap between the highest and lowest reporting country is a factor of about 141.

Over the past decade 85 countries rose and 113 fell. The largest increase was in Venezuela (up 38.3%), and the largest decrease in Bhutan (down 44.5%).

Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate): full country ranking

#Country LatestYear 10-year changeTrend
1 Eritrea 37.1% 2024 up 3.9% rising
2 Ethiopia 21.8% 2024 down 11.8% falling
3 Timor-Leste 19.9% 2024 down 13.6% falling
4 Central African Republic 19.8% 2024 down 5.2% falling
5 Niger 19.3% 2024 up 4.6% falling
6 Madagascar 18.4% 2024 down 5.7% falling
7 Burundi 17.9% 2024 up 2.1% falling
8 Somalia 17.5% 2024 up 0.4% falling
9 South Sudan 17.4% 2024 down 0.8% falling
10 Myanmar 15.7% 2024 down 14.7% falling
11 Senegal 15.7% 2024 down 4.4% falling
12 Chad 15.6% 2024 down 7.8% falling
13 Sudan 15.0% 2024 up 4.0% falling
14 Congo 14.2% 2024 down 7.7% falling
15 Djibouti 13.1% 2024 down 3.0% falling
16 Kenya 12.8% 2024 down 0.0% falling
17 Uganda 12.6% 2024 up 1.8% falling
18 Namibia 12.6% 2024 down 12.0% falling
19 Burkina Faso 12.5% 2024 down 9.0% falling
20 Bangladesh 12.5% 2024 down 41.6% falling
21 India 12.4% 2024 down 40.9% falling
22 Botswana 12.2% 2024 down 10.5% falling
23 Viet Nam 12.1% 2024 down 33.5% falling
24 Cambodia 11.9% 2024 down 20.4% falling
25 Gambia 11.9% 2024 down 15.9% falling
26 Yemen 11.9% 2024 up 1.0% falling
27 Sri Lanka 11.9% 2024 down 30.0% falling
28 Tanzania, United Republic of 11.8% 2024 down 0.3% falling
29 Haiti 11.4% 2024 down 6.3% falling
30 Democratic Republic of Congo 11.3% 2024 down 26.4% falling
31 Japan 11.2% 2024 up 9.9% rising
32 Guinea-Bissau 10.8% 2024 down 8.4% falling
33 Mozambique 10.5% 2024 down 7.8% falling
34 Rwanda 10.2% 2024 down 0.3% falling
35 Guinea 10.0% 2024 down 12.3% falling
36 North Korea 9.8% 2024 down 21.2% falling
37 Philippines 9.7% 2024 down 16.1% falling
38 Angola 9.6% 2024 down 12.7% falling
39 Mali 9.5% 2024 down 6.7% falling
40 Nepal 9.4% 2024 down 33.7% falling
41 Equatorial Guinea 9.4% 2024 down 8.9% falling
42 Nigeria 9.3% 2024 down 2.7% falling
43 Indonesia 9.2% 2024 down 26.9% falling
44 Lesotho 8.7% 2024 up 10.2% falling
45 Benin 8.5% 2024 down 8.0% falling
46 Lao People's Democratic Republic 8.3% 2024 down 22.2% falling
47 Zambia 8.2% 2024 down 16.1% falling
48 Togo 8.2% 2024 down 14.5% falling
49 Malawi 8.0% 2024 down 7.0% falling
50 Mauritania 7.9% 2024 down 11.1% falling
51 Ghana 7.8% 2024 down 7.3% falling
52 Cote d'Ivoire 7.7% 2024 down 3.0% falling
53 Mauritius 7.2% 2024 up 9.9% falling
54 Gabon 7.0% 2024 down 7.4% falling
55 Zimbabwe 6.9% 2024 down 10.9% falling
56 Pakistan 6.9% 2024 down 39.5% falling
57 Guyana 6.8% 2024 down 7.3% falling
58 Maldives 6.8% 2024 down 30.4% falling
59 Comoros 6.6% 2024 down 7.2% falling
60 Thailand 6.5% 2024 down 16.7% falling
61 Singapore 6.4% 2024 down 0.4% falling
62 Cameroon 6.3% 2024 down 7.2% falling
63 Sierra Leone 6.3% 2024 down 30.3% falling
64 Sao Tome and Principe 6.3% 2024 down 2.8% falling
65 Liberia 6.1% 2024 down 15.3% falling
66 Morocco 5.7% 2024 up 2.7% falling
67 Malaysia 5.6% 2024 down 19.2% falling
68 Afghanistan 5.6% 2024 down 43.6% falling
69 Trinidad and Tobago 5.5% 2024 down 4.7% falling
70 South Korea 5.5% 2024 up 17.4% falling
71 South Africa 5.3% 2024 down 0.1% falling
72 Oman 5.3% 2024 up 0.6% falling
73 Cape Verde 5.1% 2024 down 9.2% falling
74 Venezuela 4.8% 2024 up 38.3% falling
75 Libya 4.7% 2024 up 9.2% falling
76 Saudi Arabia 4.7% 2024 up 21.1% rising
77 China 4.7% 2024 down 24.1% falling
78 Algeria 4.7% 2024 down 14.7% falling
79 Eswatini 4.6% 2024 up 4.4% falling
80 Bermuda 4.6% 2024 down 7.6% falling
81 Antigua and Barbuda 4.5% 2024 down 7.7% falling
82 Seychelles 4.5% 2024 down 4.2% falling
83 Tajikistan 4.5% 2024 up 0.2% falling
84 Tunisia 4.4% 2024 up 2.8% falling
85 Dominica 4.3% 2024 down 6.8% falling
86 Dominican Republic 4.2% 2024 down 3.2% falling
87 Switzerland 4.2% 2024 up 7.7% falling
88 Cuba 4.1% 2024 down 26.1% falling
89 Jamaica 4.1% 2024 down 6.4% falling
90 France 4.1% 2024 up 13.9% falling
91 Grenada 3.9% 2024 down 7.1% falling
92 Israel 3.9% 2024 up 15.0% flat
93 Bulgaria 3.9% 2024 up 5.2% rising
94 Iran, Islamic Republic of 3.7% 2024 down 22.3% falling
95 Fiji 3.7% 2024 down 10.7% falling
96 Saint Vincent and the Grenadines 3.7% 2024 down 9.6% falling
97 Saint Lucia 3.7% 2024 down 12.6% falling
98 Kazakhstan 3.6% 2024 up 4.5% falling
99 Serbia 3.6% 2024 up 2.2% rising
100 Bahrain 3.4% 2024 up 0.4% falling
101 Armenia 3.4% 2024 up 17.0% falling
102 Bahamas 3.3% 2024 down 2.5% falling
103 Brunei Darussalam 3.3% 2024 down 36.5% falling
104 Mongolia 3.3% 2024 up 10.9% falling
105 Barbados 3.3% 2024 down 5.1% falling
106 Andorra 3.2% 2024 up 16.7% falling
107 Papua New Guinea 3.2% 2024 down 6.2% falling
108 Romania 3.1% 2024 down 8.1% falling
109 Georgia 3.0% 2024 down 4.3% falling
110 Latvia 3.0% 2024 down 2.8% falling
111 Turkmenistan 2.9% 2024 down 8.9% falling
112 United Arab Emirates 2.9% 2024 up 7.4% falling
113 Bhutan 2.9% 2024 down 44.5% volatile
114 Nicaragua 2.9% 2024 up 0.2% falling
115 Jordan 2.9% 2024 up 32.6% falling
116 Syria 2.9% 2024 up 11.1% falling
117 Iraq 2.8% 2024 up 7.5% falling
118 Slovakia 2.8% 2024 up 1.9% rising
119 Colombia 2.8% 2024 down 4.5% falling
120 Azerbaijan 2.8% 2024 up 13.6% falling
121 Brazil 2.7% 2024 down 17.0% falling
122 Qatar 2.7% 2024 up 9.4% falling
123 Greenland 2.7% 2024 up 7.2% falling
124 Cyprus 2.7% 2024 up 18.4% falling
125 Italy 2.6% 2024 up 15.0% falling
126 Honduras 2.6% 2024 down 3.3% falling
127 Palestine 2.6% 2024 up 34.4% falling
128 Saint Kitts and Nevis 2.6% 2024 down 7.8% falling
129 Hungary 2.6% 2024 down 0.9% falling
130 Turkey 2.6% 2024 up 11.7% falling
131 Puerto Rico 2.5% 2024 down 1.5% falling
132 Austria 2.5% 2024 down 0.2% falling
133 El Salvador 2.5% 2024 up 0.9% falling
134 Vanuatu 2.5% 2024 down 4.6% falling
135 Belarus 2.5% 2024 down 7.2% falling
136 Guatemala 2.5% 2024 up 17.3% falling
137 Kyrgyzstan 2.5% 2024 up 5.8% falling
138 Solomon Islands 2.5% 2024 down 8.0% falling
139 Bosnia and Herzegovina 2.5% 2024 down 0.7% falling
140 Uzbekistan 2.5% 2024 down 6.0% falling
141 Panama 2.5% 2024 down 2.6% falling
142 Lithuania 2.5% 2024 up 10.7% rising
143 Slovenia 2.5% 2024 up 10.8% rising
144 North Macedonia 2.4% 2024 down 1.2% falling
145 Denmark 2.4% 2024 up 9.5% falling
146 Lebanon 2.4% 2024 up 8.4% falling
147 Belgium 2.4% 2024 up 13.1% rising
148 Canada 2.4% 2024 up 15.8% falling
149 Costa Rica 2.4% 2024 up 0.0% falling
150 Luxembourg 2.3% 2024 up 9.5% falling
151 Poland 2.3% 2024 down 8.6% falling
152 Russia 2.3% 2024 down 15.4% rising
153 Moldova 2.3% 2024 down 4.3% falling
154 Spain 2.3% 2024 up 26.5% falling
155 Micronesia (country) 2.2% 2024 up 8.2% falling
156 United Kingdom of Great Britain and Northern Ireland 2.1% 2024 up 23.3% falling
157 Marshall Islands 2.1% 2024 up 18.3% falling
158 Belize 2.1% 2024 down 14.8% falling
159 Ukraine 2.1% 2024 down 4.7% falling
160 Estonia 2.1% 2024 down 8.8% falling
161 United States 2.0% 2024 up 10.4% falling
162 Czechia 2.0% 2024 up 5.3% rising
163 Greece 2.0% 2024 up 6.2% falling
164 Portugal 2.0% 2024 up 13.7% falling
165 Montenegro 2.0% 2024 down 11.6% falling
166 Uruguay 2.0% 2024 down 16.6% falling
167 Croatia 2.0% 2024 down 9.5% falling
168 Malta 2.0% 2024 up 20.9% falling
169 Germany 2.0% 2024 up 12.7% falling
170 Australia 1.9% 2024 up 15.5% falling
171 Iceland 1.9% 2024 up 11.0% falling
172 Netherlands 1.8% 2024 up 11.8% falling
173 Palau 1.8% 2024 up 22.4% falling
174 Albania 1.7% 2024 up 15.3% rising
175 Egypt 1.7% 2024 up 15.0% falling
176 Sweden 1.7% 2024 up 3.3% falling
177 Finland 1.7% 2024 up 7.8% falling
178 Paraguay 1.6% 2024 down 23.9% falling
179 Argentina 1.6% 2024 down 11.1% falling
180 French Polynesia 1.6% 2024 up 10.8% falling
181 Mexico 1.5% 2024 up 2.7% volatile
182 New Zealand 1.5% 2024 up 6.3% falling
183 Ireland 1.5% 2024 up 24.7% falling
184 Norway 1.4% 2024 up 11.2% falling
185 Ecuador 1.4% 2024 down 11.0% falling
186 Kiribati 1.3% 2024 up 12.6% falling
187 Kuwait 1.3% 2024 down 4.2% falling
188 Bolivia, Plurinational State of 1.1% 2024 down 30.7% falling
189 Peru 1.0% 2024 down 24.9% falling
190 Tuvalu 0.8% 2024 up 6.5% falling
191 Niue 0.7% 2024 up 16.7% falling
192 Chile 0.7% 2024 down 19.9% volatile
193 Samoa 0.5% 2024 up 16.0% falling
194 Tokelau 0.5% 2024 up 12.0% falling
195 Cook Islands 0.5% 2024 up 5.0% falling
196 Naoero 0.4% 2024 up 6.5% falling
197 American Samoa 0.4% 2024 up 20.4% falling
198 Tonga 0.3% 2024 up 4.6% falling

Regions and income groups

Aggregates are excluded from the country ranking above so that a region can never outrank a country.

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Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) by country. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 02 September 2026, from https://health.statizoid.com/stat/underweight-among-adults-bmi-18-5-kg-m2-age-standardized-estimate-percent/

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About this data

Indicator
Underweight among adults, BMI < 18.5 kg/m2 (age-standardized estimate) (%)
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
211 places, 9,495 data points, 1980–2024
Last refreshed