Unit Dose Packs With Anti-Efflorescence Formulations

A unit dose pack for laundry cleaning comprising:

• a film;
• and
• a liquid wash composition encapsulated within the film,
• wherein the wash composition comprises:
• a reverse poloxamer present in an amount of from about 8 to about 20 weight percent,
• glycerin present in an amount of from about 0 to about 30 weight percent,
• polyethylene glycol present in an amount of from about 0 to about 30 weight percent,
• an anionic sodium alcohol ethoxy sulfate surfactant present in an amount of from about 9 to about 18 weight percent,
• a non-ionic alcohol ethoxylate surfactant present in an amount of from about 15 to about 30 weight percent, and
• a linear alkylbenzene sulfonic acid present in an amount of from about 4 to about 8 weight percent,
• all based on a total weight of the wash composition;
• wherein the viscosity of the wash composition is from about 100 to about 1,000 centipoise measured by a rotational viscometer at a temperature of 25 degrees Celsius (° C.).