StoffwechselFit

Supplements and blood sugar: what is established – and what is not

Skip to content Home › Knowledge › Supplements and blood sugar Supplements and blood sugar: what is established – and what is…

The gut microbiome and blood sugar: what bacteria have to do with insulin

Short-chain fatty acids, GLP-1 and fibre: the established pathway from gut to blood sugar — and what can actually be used in…

Vitamin D and blood sugar: what the research shows – and what it doesn’t

Vitamin D and insulin resistance: what the trials actually show, why the D2d study is often misquoted, and what it means in…

WPF: how does “protein fasting” work? A neutral look

A neutral look at WPF ('protein fasting'): the concept, who's behind it, why it can work (deficit, protein, routine), and what the…

Healthy metabolism vs. insulin resistance: two curve types on the CGM

How blood-sugar curves differ between a healthy and an insulin-resistant metabolism: baseline, spike height, return time, dawn effect and time in range.

Understanding blood values: which value means what?

The key blood-sugar values explained: fasting, HbA1c, OGTT, time in range and hypoglycaemia - what each means, where the limits are, and…

Sweeteners & blood sugar: what the big studies really show

What the science shows on sweeteners: the Suez 2022 RCT (saccharin/sucralose vs. aspartame/stevia), the microbiome, WHO 2023 advice and aspartame safety.

OGTT step by step: the glucose tolerance test as the gold standard

How the oral glucose tolerance test (OGTT) works, how the 2-hour value is graded (WHO), why it's the gold standard, and its…

Manufacturers & brands: a growing, neutral overview

A growing, neutral overview of manufacturers and brands in blood-sugar-aware, reduced-sugar nutrition - by transparent criteria, not a ranking.

Losing weight & body composition: more than the scale

Why fat distribution matters more than weight: visceral vs. subcutaneous fat, waist circumference (IDF/WHO), and what moderate weight loss can do.