Some 1.3 million people aren’t claiming Universal Credit payments they are entitled to, according to data from the New Economics Foundation.
These DWP benefits also act as a gateway to an additional 30 freebies and benefits people could get this winter.
Britons may qualify for free prescriptions if they are on a low income or certain benefits depending on their circumstances.
Claimants may also be entitled to other discounts and up to £10,000 to pay for a new boiler or home insulation.