The mechanistic rationale is strong, the safety profile is established, and the observation that psoriatic arthritis patients have lower thymosin alpha-1 levels is suggestive
Regulatory guidance from the Food & Drug Administration (FDA) and WHO emphasizes that proper aseptic technique, storage procedures, environmental controls, and documentation practices remain essential regardless of the presence of preservatives
Longevity often 69+ months
Why it matters: Unlike growth hormone itself (which pulses throughout the day and is difficult to measure accurately), IGF-1 provides a reliable indication of your average growth hormone production over time

Water, Glycerin, Stearic Acid, Centella Asiatica Extract (8.4%), Lauric Acid, Potassium Hydroxide, Myristic Acid, 1,2-Hexanediol, Glycol Distearate, Coco-glucoside, Potassium Cocoyl Glycinate, Sorbitan Olivate, Glutathione (1,000ppm), Beeswax, Niacinamide (1,000ppm), Glyceryl Stearate, PEG-100 Stearate, Polysorbate 60, Nelumbo Nucifera Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Butylene Glycol, Solanum Melongena (Eggplant) Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hydrolyzed Collagen, Beta-Glucan, Hippophae Rhamnoides Fruit Extract, Dipropylene Glycol, Hydroxypropyl Methylcellulose, Madecassic Acid, Asiaticoside, Asiatic Acid, Squalane, Sodium Hyaluronate, Disodium EDTA, Caprylic/Capric Triglyceride, Hydrogenated Lecithin, Xanthan Gum This brand is excluded from most Ulta Beauty coupons