It is also used to reduce the risk of major cardiovascular events such as heart attack, stroke, or death in adults with type 2 diabetes and known heart disease
At present, there are no randomized controlled trials in humans
doi: 10.1113/jfisiol.2013.255364
No one knows for sure what the next several years are going to bring for the health care industry, but at the moment, health care spending is expected to increase at least eight percent in 2025, the highest growth in more than a decade

Studies in humans have shown that CoQ 10 is safe and well-tolerated even at high doses (12002400 mg/day) although its effect on reversing functional decline of mitochondria is unclear (Schulz and Beal, 10 supplementation reported the lack of improvement in motor functions in patients with neurodegenerative diseases, which led the authors to conclude that the use of CoQ 10 in these patients is unnecessary (Liu and Wang, 10 supplementation could delay functional decline, particularly with regard to Parkinson's disease (Beal, 10 treatment in 452 patients at early or mid-stage Parkinson's disease reported improvements in daily activities and other parameters (Liu et al., 10 in 609 patients with early-stage Huntington's disease did not slow the rate of patients' functional decline (McGarry et al., 10 supplementation can delay the progression of Huntington's disease, at least in its early stages

Other nutrients such as methionine, cysteine, taurine, DHA, zinc, magnesium, potassium, riboflavin, niacin, pyridoxine, betaine, choline, and sulphur also play a role