It is easy to attribute a coincidental cold, poor sleep or a busy stressful period to the injection when the timing is simply overlapping

Major Ingredients Water, Centella Asiatica Extract (22.7%), Glycerin, Cetyl Ethylhexanoate, Butylene Glycol, Polyglyceryl-3 Methylglucose Distearate, Niacinamide (20,000ppm), Stearic Acid, Sodium Polyacryloyldimethyl Taurate, Silica, Sodium Hyaluronate, Glyceryl Stearate, Beeswax, Butyrospermum Parkii (Shea) Butter, Macadamia Ternifolia Seed Oil, Hydrogenated Polydecene, Betaine, Glutathione (1,000ppm), Trehalose, Adenosine, Citric Acid, Trideceth-10, Disodium EDTA, Sodium Citrate, Caprylic/Capric Triglyceride, Hydrogenated Lecithin, Xanthan Gum, Nelumbo Nucifera Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Solanum Melongena (Eggplant) Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hydrolyzed Collagen, Squalane, Beta-Glucan, Dipropylene Glycol, Hippophae Rhamnoides Fruit Extract, Madecassic Acid, Asiaticoside, Asiatic Acid, Propanediol, Hydroxyacetophenone, 1,2-Hexanediol, Ethylhexylglycerin, Dipotassium Glycyrrhizate Ingredients subject to change at manufacturer's discretion

A disrupted cortisol rhythm is often part of a bigger picture of chronic stress, burnout, or poor sleep, and not a root cause on its own
Effect of quercetin on biochemical parameters in letrozole-induced polycystic ovary syndrome in rats
R Foundation for Statistical Computing, Vienna
And so for example, in animal studies, if you make an animal deficient in DHA, their serotonin receptors, dopamine receptors, they're affected because the structure of them is affected through the fluidity of the membrane