Mindful Fasting After 40: What No One Tells You
Why short fasting can help, when it’s planned around your body.
If your body doesn’t respond the way it used to after 40, it’s not a lack of willpower.
It’s physiology.
Your hormones, your metabolism, and the way your body responds to stress all change at this stage, often overlapping with perimenopause. That shift is why so many women start noticing fatigue, bloating, a stubborn midsection, or a more tense relationship with food, even when nothing else about their diet has changed.
Short, well-planned fasting can support hormonal balance and metabolic health at this stage, but only when it’s adapted to your body, not a generic protocol borrowed from someone half your age. Done without that context, fasting adds stress to an already overloaded system and works against you instead of for you.
This is where functional nutrition makes the difference: understanding what your hormones and metabolism actually need before deciding if, when, and how fasting fits into your life.
Irma Rendón
Certified Nutritional Therapist · DipCNM, LSBU London
Irma is a nutritional therapist based in Stockholm, specialising in sustainable weight loss, hormonal health, and perimenopause nutrition. She works with clients in English, Spanish and Swedish, in-person and online worldwide.