The best Hyaluronic acid serums contain several molecular sizes to ensure that every layer has the hydration it needs
Last reviewed: May 31, 2026 Last updated: May 31, 2026 Written by: Jay Hastings, CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
It modulates the expression of more than 4,000 human genes by Broad Institute Connectivity Map analysis, including 84 cancer-suppressing or growth-inhibitory genes, per the Pickart 2018 review in International Journal of Molecular Sciences [10]
(1) Cosmetics that help whiten the skin by preventing the deposition of melanin pigments and inhibiting the formation of blemishes and freckles
They influence growth via growth hormonereleasing peptides that alter tissue nutrient uptake