Publishing house Penguin has said it "undertook all the necessary due diligence" before releasing The Salt Path, after a series of claims about the book's veracity. A recent Observer investigation claimed English author Raynor Winn fabricated or gave misleading information about some elements of her 2018 non-fiction best-seller.

The publisher behind The Salt Path is delaying the author’s next book following allegations that she fabricated parts of the best-selling book, The i Paper has learned.The book’s author Raynor Winn, real name Sally Walker,

In her fourth book, On Winter’s Hill, the bestselling author of The Salt Path embarks on another epic walk through the English landscape “navigating harsh weather and tangled emotions”. Winn has now found herself at the centre of an altogether different storm.