Hi, Nenne!
Good observations!

I think it's also fair to say that Barbara Havers comes from a very different background and class than, say, Lady Helen Clyde, whose "finishing school" experience would have taught her about nutrition, elegance, clothes, and the finer points of being a lady.
Poor Barbara has spent her whole life, as you observed, living it for others: Terry (brother who died), aging and dotty parents, then the Yard and the CID. I think she *doesn't* know how to pamper herself outside of chocolate, cigarettes and, perhaps, dedication to a job which has consumed her life. Hmmm, definitely food for thought. Or, as Barbara would put it, "The five food groups: Chocolate, Nicotine, Caffeine, Butter and Sugar!"
I for one am aching to give her a makeover (the book Barbara, not the series Barbara). What she needs is a good girlfriend I think. It's good that she goes to