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> A limitation of the study was that participants reported what they ate over the previous year based on memory, rather than their diets being closely monitored. Also, diets were assessed only once at the start of the study, so any changes in diet during the study were not recorded.
I really only trust studies now where they supplement in a controlled environment and monitor all food intake. Not surprisingly these studies often show no benefit of the supplementation.
Like someone would have a bunch of meal-sized snacks, and not consider that a meal
As anyone who has ever had a morning surgery or even been friends or pet owner with someone who has had one, your body doesn't know 'yesterday', it only knows '12 hours ago'.
We really need a safe, unobtrusive device that can record body's micronutrient intake on a daily basis.
Impossible.
- Using a camera: can't detect micronutrients
- Using barcode/RFID in the packaging: you can't have this in all types of food.
- Using some kind of sensor: devices that can detect micronutrients are way too large to be "unobtrusive".
- Letting the user enter the data: will never work.