N.ColomboM.SalvioniL.CorsiF.TruffiM.et al
Here's a look at what may be going on: Mitochondrial damagein part due to a lack of NADhas been shown to increase neuroinflammation
This is why rosacea-prone skin is generally advised toward gentler formulations: anything that adds further irritant load, whether an active ingredient or a harsh carrier, tends to feed the same inflammatory cycle rather than settle it
Mahieu AL, Willart J-FO, Dudognon E, Dande F, Descamps M
Always discuss with a qualified dermatologist before starting any skin-altering supplement
One study in the The Journal of Allergy and Clinical Immunology found that some injected forms of B vitamins at higher doses, like B12, can be linked with an allergic reaction