I read this too, thinking 'yuk, green sludge'. But I have just had an online order delivered and kale was on special offer. I have a bagful the size of a pillow! So I will be doing a few experiments to add these foods to my diet but won't be following the whole thing, too prescriptive for my liking.
For those who cba to read the article, the sirt super foods are listed as:
Buckwheat
Capers
Celery
Chilli
Chocolate
Coffee
Extra virgin olive oil
Green tea (ideally matcha)
Kale
Lovage
Medjool dates
Parsley
Red chicory
Red onion
Red wine
Rocket
Soy
Strawberries
Turmeric
Walnuts