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 Buying GuidesFrozen Bread Shipping and Storage: What to Expect When Your Order ArrivesHow LowCarb Avenue ships frozen low carb bread and bagels, what to do when your box arrives, and how to store, thaw and toast…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 Buying GuidesHigh-Protein Bagels Compared: Protein, Net Carbs and IngredientsWe compared plain high-protein bagels from LowCarb Avenue, Hero, Sola and ThinSlim with a regular bagel: protein, net carbs, calories, fiber sources and price.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 Calculate Net Carbs on Any Label: Sugar Alcohols, Allulose and EU LabelsA step-by-step way to work out net carbs on US and EU labels, with sugar alcohols, allulose and four worked examples.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 Buying GuidesHow We Calculate Net Carbs: Worked Examples From Our LabelsSee exactly how LowCarb Avenue calculates net carbs for Wilbur, Frankie, Elodie, our bagels and biscotti, why labels round, and what net carbs cannot…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 Buying GuidesLow Carb Sourdough vs. Regular Sourdough: What Is the Difference?Low carb sourdough and regular sourdough differ in flour, not fermentation. Compare net carbs, protein and fiber per slice and per 100g, plus what…6 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 Buying GuidesWilbur vs. Frankie vs. Elodie: Which Low Carb Bread Is Right for You?Compare LowCarb Avenue's three low carb breads side by side: net carbs, protein, ingredients, allergens and the best uses for Wilbur, Frankie and Elodie.6 min read

About the LowCarb Wiki

The LowCarb Wiki is a free library of plain-English guides for people who eat low carb or keto, or who simply want to understand what is on a food label. Each article answers one common question, starts with a short summary and then explains the details with tables, examples and links to the research behind it.

Browse by topic

Getting started: keto vs. low carb and a beginner plan.
Carb basics: total carbs, fiber and how net carbs are calculated.
Labels and ingredients: reading Nutrition Facts panels, hidden sugars, sweeteners and added fibers.
Blood sugar: glycemic index, glycemic load and what studies say about sourdough.
Nutrition needs: how much protein and fiber you need.
Meals and recipes: simple ways to build satisfying low carb meals.

How we write and review articles

Articles are written by Sam Bellamkonda, founder of LowCarb Avenue, and draw on peer-reviewed studies and guidance from authorities such as the U.S. Food and Drug Administration and the Dietary Guidelines for Americans. Every article lists its sources and shows the date it was last updated. Read our editorial standards to learn how we choose sources and correct mistakes.

The LowCarb Wiki is for general education and is not medical advice. If you have a health condition or take medication, talk with your doctor or a registered dietitian before changing your diet.