Grapeseed Oil
High linoleic — very conditioning but extremely prone to DOS. Use under 10%, cure well.
INCI: VITIS VINIFERA SEED OIL
Seed OilsVeganPalm-Free
Expert-reviewedPublished Mar 2026Updated Mar 2026
SAP (NaOH)
0.1260
SAP (KOH)
0.1770
Recommended Max
10%
Comedogenic
?/5
Cost Tier
Mid-Range
Grapeseed Oil (VITIS VINIFERA SEED OIL) is a soap-making oil used in handmade soap recipes. Its SAP values are 0.1260 for NaOH and 0.1770 for KOH, which helps dial in accurate lye amounts.
Typical usage stays below 10% of total oils. In practice, it is vegan, palm-free.
Grapeseed Oil has an NaOH SAP value of 0.12600 and a KOH SAP value of 0.17700, meaning approximately 126g of sodium hydroxide saponifies 1kg of this oil. It is typically used at 0–10.00% of total oil weight in cold process soap recipes.
Fatty Acid Profile
Palmitic (7.0%)
Stearic (4.0%)
Oleic (16.0%)
Linoleic (72.0%)
Soap Qualities Contributed
Hardness
11(29–54)
Cleansing
0(12–22)
Conditioning
88(44–69)
Bubbly Lather
0(14–46)
Creamy Lather
11(16–48)
Longevity
11(5–35)
Shaded areas show the ideal range for balanced soap. Values outside these ranges may still produce good soap depending on the overall formula.
Formulation Guidance
Recommended range:0% — 10%
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Recipes using Grapeseed Oil
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