The sole use of methylcobalamin is however criticised for being a one-sided provision, which is why today it is combined with other natural forms
Warren JW, Brown J, Tracy JK et al: Evidence-based criteria for pain of interstitial cystitis/painful bladder syndrome in women
References Fulzele K, Clemens TL
For women, especially those with underlying hormonal conditions like polycystic ovary syndrome (PCOS), even small shifts in insulin levels, body weight, or inflammation can have a ripple effect on oestrogen balance, ovulation patterns, and menstrual symptoms
Most insurance companies don't cover injectable weight loss medications