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(2016) The effects of coenzyme Q10 supplementation on cardiometabolic markers in overweight type 2 diabetic patients with stable myocardial infarction: A randomized, double-blind, placebo-controlled trial

Some tumour cell types have IGF receptors

Liu JQ, Zhou HB, Bai WF, Wang J, Li Q, Fan LY, et al

doi: 10.1556/avet.2015.011

So, if you want to be really professional, dont choose, but combine : You can use a serum that contains both (e.g., Numbuzin No.5 or APLB products)
Tirzepatide with glycine is another option