Oyster is keto: it has ~4 g of net carbs per 6 medium, within the keto diet's 5 g-per-serving limit.
Net carbs
4 g
per 6 medium
These are the carbs that count on keto: total carbs minus fiber.
Provides about 4.7 g of net carbs per serving of 6 medium oysters, within the keto range.
Nutrition facts for oyster
1.6 g
Fat
5.9 g
Protein
0 g
Fiber
Why oyster is keto?
On keto the goal is to stay under ~5 g of net carbs per serving; oyster has 4 g per 6 medium (4 g total − 0 g of fiber).
How much oyster can I eat on keto?
To stay under 5 g of net carbs, the limit is ~89 g of oyster.
Related
✓Yes
Salmon
0 g net
/ 1 fillet (150 g)
✓Yes
Tuna
0 g net
/ 1 can, drained (in water)
✓Yes
Hake
0 g net
/ 1 medium fillet
✓Yes
Trout
0 g net
/ 1 fillet (150 g)
✓Yes
Cod
0 g net
/ 1 fillet (150 g)
✓Yes
Shrimp
0 g net
/ 1 serving (12 medium)
See all: Mariscos keto
Source: nutritional estimate (USDA-style reference) · Confidence: medium
Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Something off? Let us know.
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