Hydralyte Effervescent Electrolyte Tablets Orange relieves symptoms of dehydration and helps replace water and electrolytes lost due to vomiting, diarrhoea, heavy sweating, vigorous exercise and occasional hangovers. Signs of mild dehydration Sticky or dry mouth, increased thirst, lethargy, decreased urine output, dark yellow urine. No added Gluten No artificial flavours No artificial colours Kosher Certified Suitable for use during pregnancy Preservative Free  View more