The certification claims appear dubious
Carbamate pesticides, such as aldicarb, carbofuran, and ziram, are another class of chemical pesticides used on crops, that cause reversible carbamylation of AChE allowing accumulation of acetylcholine, and were related with neuronal damages, oxidative stress, increases the risk for dementia and Parkinson-like neuropathy (Trk Br et al., 2018)
Y., McKnight A
Since the masseter muscle is a strong muscle and has a large surface area, it will require a greater amount of units in comparison to areas such as your forehead, especially because the masseter muscles are being used regularly for chewing
Future trials should prioritize sufficient duration ( 1218 months), include high-risk subgroups (e.g., older adults, frail individuals, patients with rapid or marked weight loss, or chronic comorbidities such as chronic kidney disease), and integrate nutritional and resistance training interventions