Patreon for soap making creators — 2026 guide

SAP values by fatty acid for NaOH and KOH, superfat 5–8% skin safety window, lye concentration water discount 27–38%, trace stages and fragrance acceleration, gel phase saponification exotherm 50–70°C, fatty acid bar property profiles, and the Apple Tax.

Soap making Patreons retain when they deliver the formulation chemistry that aesthetic pour videos and recipe walk-throughs structurally omit: the saponification value table and why each fatty acid requires a different NaOH multiplier, the biochemistry behind superfat percentage and rancidity risk, lye concentration math and its downstream effects on trace speed and bar hardness, and gel phase physics as a saponification exotherm. Plus the Apple Tax for soap making audiences starting November 1, 2026.

Saponification values: NaOH and KOH multipliers by fatty acid

Saponification is the base-catalyzed hydrolysis of triglycerides: a fat molecule (three fatty acid chains esterified to a glycerol backbone) reacts with sodium hydroxide (NaOH) to produce three soap molecules (sodium salts of the fatty acids) and one glycerol molecule. The amount of lye required is not uniform across oils because it scales with the molecular weight of the fatty acid chains and their degree of unsaturation. The SAP value (saponification value) is the mass of NaOH in grams required to fully saponify 1 gram of a given oil or pure fatty acid. Because potassium hydroxide (KOH) is a heavier molecule than NaOH (56.11 g/mol vs 40.00 g/mol), the KOH SAP value for any fatty acid is the NaOH SAP value multiplied by 56.11/40.00 = 1.403.

The SAP values that drive every cold-process lye calculation: lauric acid (C12:0, dominant in coconut oil and palm kernel oil) has a NaOH SAP of 0.258 g/g, the highest of common fatty acids because its short 12-carbon chain means a relatively low molecular weight per ester bond; myristic acid (C14:0, coconut and palm kernel) SAP 0.245 g/g; palmitic acid (C16:0, dominant in palm oil and tallow) SAP 0.141 g/g; stearic acid (C18:0, tallow, lard, shea butter) SAP 0.133 g/g; oleic acid (C18:1, olive oil, avocado oil, high-oleic sunflower) SAP 0.134 g/g; linoleic acid (C18:2, sunflower, grapeseed, safflower) SAP 0.135 g/g; ricinoleic acid (C18:1 with hydroxyl group, castor oil) SAP 0.128 g/g. An oil’s composite SAP value is the weighted sum of each fatty acid’s individual SAP value by its percentage composition: standard coconut oil (approximately 49% lauric, 8% myristic, 9% palmitic, 3% stearic, 7% oleic) produces a composite NaOH SAP of approximately 0.190 g/g, while a 100% olive oil formula uses SAP ≈0.134 g/g. Every soap calculator performs this weighted-average multiplication — understanding the table means knowing why coconut-heavy formulas require significantly more lye per gram of oil than olive oil formulas.

Superfat percentage: skin safety window and rancidity risk

Superfat (also called lye discount) is the percentage of oils in a formula that remain unsaponified in the finished bar. At 5% superfat, 5% of the total oil mass was deliberately not provided with a stoichiometric quantity of NaOH. The practical effect is a bar that retains free fatty acids and partial glycerides: these unreacted molecules coat the skin during washing, producing a conditioned, non-stripping feel, and they ensure no residual free NaOH survives in the finished bar. The skin-safe superfat window is 5–8%: at 5% the bar is appropriately conditioning with negligible lye risk; at 8% the bar provides noticeable conditioning for dry or sensitive skin.

Below 3% superfat the margin for measurement error becomes dangerous — a 2% scale inaccuracy in a zero-superfat formula can result in a lye-heavy bar that causes alkali burns on skin. Above 10% superfat the excess free fatty acids, particularly polyunsaturated linoleic (C18:2) and linolenic (C18:3) acids, begin oxidizing in the bar matrix via lipid peroxidation, producing the characteristic DOS (dreaded orange spots) of rancid soap. The autooxidation cascade proceeds via lipid peroxyl radical intermediates and produces aldehydes and ketones responsible for the rancid fat odor. High-linoleic oils such as grapeseed and unrefined sunflower accelerate this: keeping their combined formula percentage below 15–20% and keeping superfat at or below 8% significantly extends shelf life. Antioxidant additives — rosemary oleoresin extract (ROE) at 0.1–0.5% of oil weight, or vitamin E tocopherol at 0.05–0.1% — chelate metal ions that catalyze lipid peroxidation and can extend bar life by 3–6 months in humid climates.

Lye concentration and water discount: trace speed and bar hardness

The lye solution used in cold-process soap is made by dissolving NaOH in distilled water. Lye concentration expresses the ratio of NaOH to total solution mass (NaOH ÷ (NaOH + water)) as a percentage. The industry standard 33% lye concentration means 100 g of NaOH dissolved in 200 g of water produces a 300 g lye solution at 33% w/w. The practical range runs 27–38% (sometimes expressed as water:lye ratios of 2.6:1 down to 1.6:1). Raising concentration toward 38% produces faster trace because reduced water content means saponification proceeds with less dilution; the batter thickens sooner and the finished bar hardens faster in the mold (often unmoldable in 24 hours vs 48–72 hours at 33%). The risk at high concentration is seize: fragrance oils high in eugenol (clove bud, cinnamon bark) can trigger instant, unworkable thickening when added to a high-concentration batter.

Lowering concentration toward 27% or below extends working time for swirls and complex color work but introduces two problems: longer cure time before unmolding (5+ days) and elevated risk of soda ash, a surface layer of sodium carbonate (Na₂CO₃) formed when free NaOH on the bar surface contacts atmospheric CO₂. Soda ash is cosmetically undesirable (chalky white surface) but not harmful; it can be steamed off with a hand steamer or sliced away. Some soapers add sodium lactate (sodium salt of lactic acid) at 1 teaspoon per 500 g oils, dissolved in the lye water, to accelerate unmolding in high-water formulas by promoting faster crystallization of the soap matrix without reducing the water ratio.

Trace stages and fragrance acceleration

Trace describes the viscosity state of soap batter — the mixture of saponifying oils and lye solution — as it progresses from emulsion to gel. Light trace is the consistency of thin pudding or heavy cream: the batter just holds a drizzled line on its surface for 1–2 seconds before merging back; this is the optimal stage for color swirls, in-pot swirls, and pour work because the batter is fluid enough to manipulate but emulsified enough not to separate. Medium trace resembles sour cream or soft pudding: the batter holds a surface impression from a spatula and a drizzled drop sits proud for 5–10 seconds; appropriate for most single-color pours and layered soaps. Full trace resembles mashed potato or thick applesauce: the batter mounds and holds peaks; at this stage the soap must be spooned into the mold rather than poured.

Fragrance oil composition is the most common cause of unintended acceleration. Oils high in eugenol (clove bud, cinnamon bark, spiced fragrance blends) cause rapid acceleration because eugenol’s phenolic hydroxyl group interacts with the alkaline batter; the mixture can go from light trace to full trace in under 60 seconds. Anise fragrance oils high in anethole or anisaldehyde behave similarly. The practical management strategy is to use these at lower temperatures (lye and oils both below 38°C), pre-disperse them in a small amount of cosmetic-grade polysorbate-80 carrier, or design the formula around acceleration by using a high-oleic oil base. High-oleic oils (olive oil, avocado oil, high-oleic sunflower with >80% oleic content) trace extremely slowly because oleate soap molecules crystallize less readily than laurate or palmitate soaps; a 100% olive oil (Castile) soap can take 30–60 minutes to reach light trace even with a stick blender, providing maximum working time.

Gel phase: saponification exotherm and bar quality

Saponification is exothermic: as triglycerides react with NaOH, the enthalpy of saponification releases heat into the batter. In an insulated mold, accumulated heat raises the internal temperature to 50–70°C, causing the soap to pass through the gel phase: a translucent, highly fluid state where the soap matrix has transitioned from a dispersion of partially saponified oil droplets to a fully saponified, heat-liquefied sodium soap. Gelled soap is slightly harder, slightly more translucent, has more vibrant color (particularly for mica and oxide colorants), and saponification is more complete due to elevated temperature.

CPOP (cold process oven process) deliberately forces gel phase: the filled mold is placed in an oven preheated to 80°C for 1 hour then turned off, driving the entire loaf through gel phase uniformly. Without CPOP or adequate insulation, a thick loaf may partial gel — the center reaches gel phase while cooler outer edges do not — producing a bulls-eye pattern: a translucent, darker-colored center ring surrounded by a lighter, more opaque outer band. To avoid gel phase entirely (for pastels where gel-phase color darkening is undesirable), the mold can be placed in the freezer immediately after pouring, keeping the internal temperature below the gel-phase threshold throughout saponification; this produces a lighter, more opaque bar with no color shift.

Fatty acid profile and bar properties

The finished properties of a cold-process bar — hardness, cleansing, lather type, conditioning feel, and shelf life — are direct functions of fatty acid composition. Lauric and myristic acids (coconut oil, palm kernel oil) deliver hardness, aggressive cleansing, and large, fluffy, abundant bubbles; coconut oil is typically capped at 20–30% of a formula because above that level cleansing becomes stripping. Stearic and palmitic acids (palm oil, tallow, lard, shea butter) contribute hardness and bar longevity without the cleansing harshness of lauric acid; 25–40% tallow or lard produces a long-lasting, hard bar with stable, creamy lather. Oleic acid (olive oil, avocado oil, high-oleic sunflower) is the primary conditioning fatty acid: oleate soaps have a molecular geometry that does not disrupt the lipid barrier as aggressively as laurate; formulas with 50–70% oleic acid produce soft, conditioning bars with a slick rather than fluffy lather feel, benefiting from 4–6 weeks cure time.

Linoleic acid (regular sunflower, grapeseed, hemp seed) improves skin feel and is beneficial for acne-prone skin because linoleic acid is a ceramide precursor deficient in acne-prone sebum; the trade-off is accelerated rancidity via lipid peroxidation, limiting use to 15–20% of the formula and shortening recommended shelf life to 6–9 months. Castor oil (approximately 90% ricinoleic acid) is used at 5–8% of a formula for one specific property: lather stability and bubble persistence. Ricinoleic acid’s hydroxyl group at C12 creates a more viscous soap film that traps bubbles longer; above 8–10% castor oil the bar becomes soft and sticky because the hygroscopic hydroxyl group attracts atmospheric moisture.

The Apple Tax for soap making creators in 2026

Soap making audiences skew heavily toward iOS. YouTube soap making tutorials and soap cutting videos pull 62–76% iOS viewers, reflecting the craft’s core demographic of millennial and Gen Z women who consume crafting content predominantly on iPhones. Instagram soap photography — swirl pours, textured tops, styled flat lays — runs 80–90% iOS because Instagram’s user base leans iPhone. TikTok soap cutting ASMR content reaches 85–92% iOS on mobile, the natural viewing environment for that format. For a soap making creator whose Patreon patrons found them through any of these platforms, a blended iOS estimate of 70–80% is a reasonable baseline. Starting November 1, 2026, Patreon will pass Apple’s 30% App Store fee through to iOS subscribers, meaning 30% of revenue from those patrons goes directly to Apple.

At $200/month revenue with 75% iOS patrons, Apple takes $200 × 0.75 × 0.30 = $45/month ($540/year). At $400/month with 80% iOS, Apple takes $400 × 0.80 × 0.30 = $96/month ($1,152/year). These are funds that would otherwise go to oil, lye, fragrance oil, and mold purchases — or to the creator’s income. KeepTier charges a flat $9/month with zero platform percentage and zero Apple fee pass-through; the annual saving versus Patreon plus Apple at $400/month is over $1,100.

KeepTier is a $9/month flat-fee creator tool: no percentage of patron revenue, no Apple Tax pass-through, no platform cut on any tier. For a soap making creator earning $400/month on Patreon with 80% iOS patrons, switching to KeepTier recovers $96/month from Apple plus Patreon’s platform percentage — a combined annual saving that exceeds $1,100. That’s a year of coconut oil, a lye order, and a full fragrance oil haul.