According to a 2019 study, the rate at which vitamins lose their potency depends on the form of the supplement, the storage methods, and the date of manufacture
Glutathione antioxidant soap steps in as your skin's personal bodyguard
(PubMed) Sawicka AK, Hartmane D, Lipinska P, Wojtowicz E, Lysiak-Szydlowska W, Olek RA
Night-shift nurse here
Your clinician may choose a different dose, recommend monitoring with an ECG or a wearable, or select another treatment if the balance of risk and benefit is unfavorable
The article says meta-analyses suggest berberine reduces fasting glucose by 10 to 15 mg/dL in type 2 diabetes patients, with HbA1c improvements of roughly 0.5 to 1.0 percentage points