Unilever's scheme deficit rose by €500m in 2012 due to falling discount rates and a 33% fall in the value of its assets.
The Pensions Regulator has announced three non-executive directors will join the organisation from next month.
Strike action at Unilever over pension changes will end after trade unions admitted defeat in trying to block the scheme's move to career average.
The trustee board of the Unilever UK Pension Fund has agreed not to block changes to the scheme proposed by Unilever, its sponsoring employer, despite a wave of national strikes over the firm's move to cease final salary accrual.
Unilever workers will stage ten days of strike action this month after the firm pushed ahead with plans close its final salary pensions and replace it with career average.
Food giant Unilever has been labelled a "modern day Scrooge" after it withdrew the offer of a £15 Sainsbury's Christmas voucher for workers protesting changes to their pensions.
Unilever employees will go on strike for the first time in the company's history tomorrow in protest against changes to their defined benefit pension scheme.
Unions have walked away from a consultation by Unilever on plans to move all final salary members into career average, making strike action at the firm "very likely", an official says.
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The aggregate pension deficit for the UK's biggest companies dropped by 63% in the last year thanks to shifting indexation measures and continuing high levels of employer contributions.