Table 2. Sources of ingredients for fly food preparation
| Item | Supplier(s) |
| Instant Drosophila medium | Carolina Biological Supply Co. Philip Harris Scientific Unilab Export |
| Yeast | Available from baker’s suppliers |
| Maize meal | Available from whole-food shops |
| Dextrose monohydrate | Food Ingredient Technology Ltd. |
| Autolysed yeast powder | Food Ingredient Technology Ltd. |
| Food dye (dark blue is the preferred color) | Available from food shops |
| Agar (No 3 [L13]) | Oxoid |
| Nipagin M (methyl hydroxy benzoate, methyl paraben) | Nipa Laboratories Ltd. |










