Its most likely because metabolism, insulin resistance, and background treatments differ
Physiol Rev (2004) 84(1):277359
The concentration and purity of the methionine, inositol, choline, and B12 in each vial are not negotiable variables
Bockwoldt, M
Studies of obesity-related genes revealed that genome-wide association analysis (GWAS) screened several genes highly associated with body mass index (BMI) and obesity status (30, 31)
Common reasons include: Lack of natural oils: Dry skin produces less sebum, reducing protection Environmental factors: Cold weather, low humidity, pollution, and indoor heating Ageing: Ceramide and lipid levels decline with age Poor skincare habits: Over-cleansing, harsh products, hot water Dehydration: Not drinking enough water affects skin from within Because dry skin is both an external and internal issue, it often needs more than just surface-level care