[DOI] [PMC free article] [PubMed] [Google Scholar] 57.Li J., Zhang C.-X., Liu Y.-M., Chen K.-L., Chen G
Depending on personal preferences and needs, vitamin injections or sublingual drops may be considered by individuals who: Prefer direct nutrient delivery for better bioavailability Have difficulty absorbing certain vitamins through diet alone Are managing specific wellness protocols under professional guidance Are seeking support for energy metabolism, nerve health, or immune function Not sure which product is right for you
Uneven texture and roughness
The safer option: look for brightening ingredients like vitamin C, niacinamide, azelaic acid, licorice root extract, and kojic acid, all of which are effective and safe alternatives for brightening and reducing hyperpigmentation, Dr