• Pulses are rich in proteins but are deficient in sulphur containing amino acids like methionine and cysteine
• Cereals are deficient in amino acid lysine
• When pulses and cereals are taken together, they have a synergistic effect as the limiting amino acid of one is provided by the other
  • This property is known as supplementary action of proteins

Some food combinations based on supplementary action of proteins:

• peanut butter sandwich
• rice and beans

1. Biochemistry – MCQ 80 – Proteins targeted for destruction
2. Biochemistry – MCQ 53 – Structural proteins
3. Biochemistry – MCQ 89 – Cytochrome C
4. Mid day meal program (School lunch program)