Contact Trading Standards:

The Packaging (Essential Requirements) Regulations contain provisions on packaging. These Regulations are enforced by the Trading Standards Office (TSO) on behalf of the Department of Trade and Industry. TSOs can investigate complaints of excessive packaging and consumers who wish to can contact Trading Standards by calling Consumer Direct on 08454 04 05 06.

More information on the UK's Packaging Legislation can be found on here.

Altenatively you could

1. Go back to the customer service department of your retailer or the manufacturer.

2. Offer to give back packaging for recycling or re-use.

If you think that someone’s made a claim about recycling or waste in the UK that is false or misleading:

Call the Office Of Fair Trading
Phone : 020 7211 8000, Fax : 020 7211 8800, E-mail : enquiries@oft.gov.uk.

Or phone the Consumers Association on: 08453 010 010