1 ounce of Olive Oil in grams

1 ounce of olive oil = 28.3 grams. That's based on a 216 g per cup baseline. Use this as a practical baseline for repeatable recipe scaling when pour speed and temperature changes between brands.

Reviewed by CupOrGram Editorial TeamData methodology: NIST-derived density references + recipe testing notesMethodology
Answer
28.3 grams
Based on olive oil density of 0.92 g/ml
Source: NIST-DB-72
Shop scales

Affiliate link. No extra cost to you.

Need a substitute for Olive Oil?

We have 3 tested substitutions with exact ratios.

Find a substitute →

Keep going with Olive Oil

Ingredient Guide

See all Olive Oil conversions

Open the full ingredient guide for density notes, common cup weights, and the most-used conversion paths.

Olive Oil ingredient guide →
Substitute Path

Olive Oil substitutions

Start with Avocado Oil using 1:1, then see the full substitute hub for more tested options.

Open Olive Oil substitutions →

Quick Reference Table

ouncesgrams
1 ounces28.3 grams
2 ounces56.7 grams
4 ounces113 grams
8 ounces227 grams
16 ounces454 grams

Custom Amount

Quick Convert

Ingredient-specific, density-based conversions for baking

28.3
grams
Ingredient-specific · density-based
Density-specific references, not generic cup charts · NIST-DB-72

Why this conversion varies

Olive Oil usually pours more consistently than dry ingredients, but measurements can still shift.

  • Viscosity affects how quickly a measuring cup empties.
  • Temperature can slightly change density and flow behavior.
  • This page uses a consistent 216 g per cup baseline for repeatable conversions.

Why this conversion matters

Olive Oil controls batter flow and moisture balance. Reliable conversion helps avoid thin batters, dense crumbs, or under-hydrated doughs.

Practical baking use

Pressed from olives, available in extra virgin (cold-pressed) and refined varieties. Use this conversion when balancing batter hydration, glazes, and syrups.

  • Measure at a consistent temperature for better repeatability.
  • For viscous liquids, scrape cups and spoons fully to reduce residue loss.

FAQ

How much is 1 ounce of olive oil in grams?

1 ounce of olive oil is 28.3 grams using a 216 g per cup baseline.

Why can olive oil volume-to-weight conversions still vary?

Olive Oil usually pours more consistently than dry ingredients, but measurements can still shift. In practice, pour speed and temperature can shift results between kitchens.

Can I use this conversion for recipe scaling?

Yes. This page is built for scaling, but check texture and hydration after the first test batch when pour speed and temperature changes.

Related links for Olive Oil

Recipe Context for Olive Oil

For syrups: viscosity can trap residual liquid in measuring tools.

For batters: precise liquid amount controls final thickness and rise.

For glazes: even small liquid changes alter flow and set time.

Common Pitfalls

  • Switching brands without re-checking weight can change texture and bake time.
  • Using volume-only measurements for dense ingredients can overshoot recipe targets.
  • Viscous liquids leave residue in cups and spoons, reducing accuracy.

Brand Variance Example

Baseline on this page: 1 cup olive oil = 216g. Real-world range can shift by about 4% because liquids are usually more stable than dry ingredients, but viscosity and temperature still matter.

Example for 2 cups: baseline 432g, common range 414g-450g. If your bake is texture-sensitive, start with the lower bound and adjust after a test batch.

Other conversions for Olive Oil

Explore More