Blueberries as a low‑glycemic sweet fix
The smoothie study gave participants two daily smoothies; one group had 22.5g of blueberry bioactives while the other didn’t. The blueberry group saw both a drop in fasting glucose and better insulin sensitivity, making blueberries a strategic addition for anyone with insulin resistance or pre‑diabetes. The speaker stresses that this makes them the ‘least problematic with the most benefit’ among sweet fruits — you get the sweet fix plus a metabolic advantage. In practice, he recommends always having them available so that when a sweet craving strikes, you reach for blueberries instead of processed sugar.
Anthocyanins and other polyphenols appear to enhance insulin signaling and reduce oxidative stress, leading to improved glucose disposal. The speaker cited a human trial with concrete improvements in insulin sensitivity and fasting glucose after adding blueberry bioactives.
Blueberries are going to probably be the least problematic with the most benefit. So, you get that sweet fix and an added benefit.

