Dishwashing detergent composition

A dishwashing detergent composition comprising:

• 1% to 25%, of a surfactant system by weight of the composition, wherein the surfactant system comprises:
• an anionic surfactant system comprising:
• an average percentage of branching of greater than or equal to 5% to less than 24%;
• and
• 5% to 30% of one or more alkyl sulphate surfactants, by weight of the anionic surfactant system, the one or more alkyl sulphates having the formula I:
• wherein in formula I:
• R1 is a C3 to C10 linear or branched alkyl chain;
• R2 is a C1 to C8 linear or branched alkyl chain;
• R3 is H or C1 to C4 alkyl;
• R1 equals R2+C2 alkyl;
• b is a number from 0 to 5;
• M+ is a cation selected from the group consisting of:
• sodium, calcium, potassium, and magnesium.