LowCarb Wiki

Clear, well-sourced answers to everyday low-carb and keto questions, from reading a nutrition label to how much protein and fiber you really need. Every article lists its research sources.

Labels & IngredientsAdded Fibers in Keto Bread: Corn Fiber, Wheat Starch & MoreSoluble corn fiber, resistant wheat starch, IMO: how FDA decides which added fibers count, what the blood-sugar studies show, and how to spot them…7 min read Nutrition NeedsFiber on a Low-Carb Diet: How Much You Need and the Best SourcesAdults need 21 to 38 g of fiber a day, but most get about 15. Here's how to reach your target on a low-carb…6 min read Blood SugarGlycemic Index vs. Glycemic Load: Which One Matters?Glycemic index ranks how fast a carb raises blood sugar; glycemic load adjusts for serving size. Here's how to use both, and why net…7 min read Labels & IngredientsHidden Sugars: 40+ Names to Spot on Ingredient ListsSugar hides under dozens of names. Learn the six families of sugar names and how to use the Added Sugars line to spot hidden…6 min read Nutrition NeedsHow Much Protein Do You Need on a Low-Carb Diet?The RDA is 0.8 g of protein per kg, but older adults, active people, and dieters may do better at 1.0 to 1.6 g/kg.…6 min read Meals & RecipesHow to Build a Satisfying Low-Carb Sandwich (with Carb Counts)Most sandwich carbs come from the bread, not the fillings. See USDA carb counts for common parts and three easy low-carb sandwich builds.7 min read Labels & IngredientsHow to Read a Nutrition Facts Label for Low-Carb EatingA step-by-step guide to reading the Nutrition Facts label for low-carb and keto eating, from serving size to sugar alcohols and front-of-pack claims.5 min read Getting StartedKeto vs. Low-Carb: What’s the Difference and Which Fits You?Keto keeps carbs at 20-50 g a day to reach ketosis; low carb means under about 130 g. Here's what research says about each…5 min read Getting StartedLow-Carb for Beginners: Your First Two WeeksA practical two-week plan for starting a low-carb diet: what counts as low carb, how to set a carb target, handle keto flu and…5 min read Blood SugarSourdough and Blood Sugar: What the Research SaysSome studies suggest sourdough raises blood sugar a bit less than white bread, but others find no difference. Here's what the research shows and…7 min read Labels & IngredientsSugar Alcohols and Low-Carb Sweeteners: What to KnowHow erythritol, allulose, stevia, monk fruit, and maltitol differ, and a balanced look at the 2023 erythritol heart study and its limits.7 min read Carb BasicsWhat Are Net Carbs? How to Calculate Them (and When They Mislead)Net carbs are total carbs minus fiber and some sugar alcohols. Here's the formula, why it isn't official, and when it can mislead you…5 min read