🛠️ Invention or technique

Biofortified orange-fleshed sweet potato

Batata de pulpa naranja biofortificada

Date
1997-2009 · confidence medium
Place
Zambezia, Mozambique
Credited to
International Potato Center, Maria Andrade and Robert Mwanga
Field
Life & health

What it is

Orange-fleshed sweet potato varieties, rich in beta-carotene, were spread in Mozambique and Uganda alongside educational campaigns to reduce vitamin A deficiency. It was the first large conventional biofortification programme for an African staple crop.

The 'Reaching End Users' programme began in 1997 in Mozambique; the release date of the first varieties varies by country. The place is a marker for the province where the project started.

What it led to

  • less vitamin A deficiency in children of eastern and southern Africa
  • a model of biofortification through conventional breeding (HarvestPlus)
  • the 2016 World Food Prize for Andrade, Mwanga, Low and Bouis
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Sources✓ verified 2026-11-06