The Indian Council of Agricultural Research (ICAR) developed 203 biofortified crop varieties between 2014 and 2025 to tackle widespread anaemia and micronutrient deficiencies across India. These varieties include staples like iron-rich rice, zinc-enriched maize, protein-rich wheat, and fortified millets. The initiative connects agricultural output with nutrition-sensitive strategies to improve public health. While India achieved a record foodgrain production of 357.7 million tonnes in 2024-25, dietary risks still cause more than half of the country’s disease burden. This makes the breeding of nutrient-dense crops vital for national food and nutrition security.
Scientific Foundations and Techniques
Biofortification increases the nutritional value of crops during the plant growth stage rather than adding nutrients manually during post-harvest processing.
Conventional Plant Breeding
- Parent Selection: Scientists identify wild or traditional crop varieties that naturally possess high micronutrient concentrations.
- Cross-Breeding: Breeders cross these high-nutrient parent lines with high-yielding commercial varieties.
- Selection and Stabilization: Over several generations, offspring are selected for both high yield and superior nutrient traits until a stable new variety is established.
Molecular Breeding and Biotechnology
- Marker-Assisted Selection (MAS): Genetic markers trace specific nutrient-linked genes, accelerating the selection process without waiting for full plant maturity.
- Genetic Engineering: Used when the target crop lacks the natural genetic variation required for conventional breeding. Foreign genes are inserted to trigger the production of specific vitamins or minerals, such as adding beta-carotene genes to rice.
Core Nutritional Deficiencies and Target Indicators
The deployment of biofortified crops addresses severe public health challenges documented in national health surveys.
Anaemia and Stunting Burden
- Child Malnutrition: Anaemia affects 67 percent of Indian children aged 6 to 59 months, causing cognitive and physical growth delays.
- Maternal Health: Approximately 57 percent of Indian women aged 15 to 49 years suffer from anaemia, which elevates risks during childbirth and increases infant mortality.
- Hidden Hunger: Millions of individuals consume adequate calories but lack critical micronutrients, leading to weakened immune systems and metabolic disorders.
ICAR Biofortified Crop Portfolio
ICAR developed diverse crop varieties designed for different agro-climatic zones to optimize national nutrient intake.
Rice and Wheat
- Zinc and Iron Rice: Rice varieties enriched with zinc and iron target population segments where polished white rice is the primary source of calories.
- Protein and Zinc Wheat: New wheat strains offer higher protein content and elevated zinc levels to address nutritional gaps in the northern grain belts.
Maize and Millets
- Quality Protein Maize (QPM): These maize varieties contain high levels of essential amino acids like lysine and tryptophan, which the human body cannot synthesize.
- Fortified Pearl Millet (Bajra): Rich in iron and zinc, these climate-resilient crops provide nutrition to arid and semi-arid regions.
August 2024 Crop Release
- 109 New Varieties: In August 2024, India introduced 109 new crop varieties across 61 crops.
- Dual Focus: These varieties combine high productivity and climate resilience with specific nutritional enhancements to resist pests and weather extremes while delivering micronutrients.
Key Differences in Nutritional Interventions
The table below contrasts biofortification with other common nutritional strategies used in public health programs.
| Feature | Biofortification | Post-Harvest Fortification | Dietary Diversification |
| Mechanism | Nutrients are bred into the seed via agronomic or genetic methods. | Nutrients are added manually during milling or processing. | Encouraging consumption of varied food groups (fruits, vegetables, meat). |
| Target Audience | Ideal for rural, self-consuming farming families. | Ideal for urban populations buying from centralized markets. | Broad population, but limited by economic status and availability. |
| Cost Structure | One-time R&D cost; seed multiplication sustains the benefit. | Recurring costs for chemical premixes, blending machinery, and testing. | High long-term cost related to purchasing diverse food items. |
| Sustainability | Highly sustainable as farmers save and replant biofortified seeds. | Dependent on continuous industrial supply chains and regulatory compliance. | Dependent on behavioural shifts and purchasing power. |
IASPOINT Booster Facts for UPSC
- Golden Rice: The first widely recognized genetically engineered biofortified crop, modified with genes from daffodils and bacteria to produce beta-carotene (Vitamin A precursor) in the grain.
- National Nutrition Mission (POSHAN Abhiyaan): Launched in 2018, this mission targets reduction in stunting, under-nutrition, anaemia, and low birth weight. Biofortified crops serve as a key supply-side asset for this mission.
- Agronomic Biofortification: A distinct technique where micronutrients like zinc or selenium are applied directly to crops through specialized fertilizers rather than altering the plant’s genetics.
- Copenhagen Consensus Ranking: Global economists rank micronutrient biofortification as one of the highest-return investments in international development, delivering substantial health benefits per rupee spent.
- ICAR Status: Established on 16 July 1929 as a registered society under the Societies Registration Act, 1860, it reports to the Department of Agricultural Research and Education (DARE), Ministry of Agriculture and Farmers Welfare.