Classic egg-yolk + butter emulsion with just ~3g net carbs per 100g (only ~0.8g per 25g serving) when homemade (no flour). Rich, fatty, and keto-friendly—best as a finishing sauce for steak, fish, or eggs.
Is Béarnaise Sauce Keto?

YOUR PORTION
How much are you having?
Per 100 g (as listed by source). Curated estimate; estimated values.
Scales this reference to your portion, with no extra deductions. Calculation and units.
3gnet carbs in your portion
- Total carbs
- 3.3g
- Fiber
- 0.3g
- Protein
- 3g
- Fat
- 57g
- Calories
- 533
The 100 g reference amount provides 3g net carbs and can fit common keto portions.
- Net carbs (100 g)3g
- Protein (100 g)3g
- Fat (100 g)57g
- Keto verdictKeto-friendly
NUTRITION FACTS
Per 100 g (as listed by source)
Source: Curated estimate
Source fit: curated estimate; not an exact source match
Net-carb calculation: total carbohydrate - fiber
No exact USDA or product-label record is attributed. Values are a curated estimate; check the current label for packaged products.
Nutrition record reviewed 2026-07-09. Maintained by KetoLens Team.
WHY IT'S KETO-FRIENDLY
- Butter-and-egg base keeps carbs very low
- High fat supports keto macro ratios and satiety
- Typically no added sugars or starch when made traditionally
- Small servings (1–2 tbsp) deliver big flavor with minimal carbs
- Pairs well with protein-centric keto meals
PREPARATION SUGGESTIONS
STEAKHOUSE FINISH
Spoon over Ribeye Steak or Sirloin Steak just before serving.
ASPARAGUS UPGRADE
EGGS ROYALE (KETO)
Serve atop Eggs (Whole) with smoked salmon and Olive Oil-sautéed greens.
SEAFOOD PAIRING
Nap Salmon or Halibut with a light layer; finish with lemon.