Ncbi.gov documents state concern for health of public as nanoparticle technologies are and have been implemented into the food supply for sometime.
Narration of "Engineered Nanomaterials in Food: Implications for Food Safety and Consumer Health".
Document states that engineered nanomaterials also known as ENM's are accumulative in the brain, tissues, and even bones, cause organ, cellular and chromosomal damage,
as well as possible link to unexplained autoimmune disease reactions including lupus, Crohn's disease, cardiovascular health, and effects on the nervous system.

First video is a bit unbalanced on the volume towards the beginning, will make better efforts to capture a good recording on future videos.

Research document can be found here:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4078545/