rancidity

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  1. Garden Gives Me Joy

    Sodium Gluconate (SG) &/ Citric Acid in Brine Soap to deeply clean oil & dirt

    My #1 aim is to maintain the apparently deep cleansing and oil fighting properties of magnesium, calcium, and potassium in BRINE soap. However, do these same wonderful minerals promote rancidity and soap scum? Furthermore, do chelators like sodium citrate (derived from adding citric acid) and or...
  2. Garden Gives Me Joy

    Limits for adding Citric acid in bar soap

    I just started using 1% ppo citric acid to reduce the likelihood of soap scum and rancidity. Of course, since 10g citric acid neutralizes 6g of NaOH, I counteract this addition of citric acid with an excess of NaOH. My impression is that many soapers use 1 to 2% citric acid for bars as a...
  3. Garden Gives Me Joy

    Rancid 25% Brine Soap (but other batch perfect)

    I made tiny batches of 1 or 2 small test bars. In total, I did 6 iterations; two 25% brine (and four 60% crystalline), all using oils from the same bottles. All done within a 24-hour period. Both brine soaps were done within 2 hours of each other. However, one iteration (#2 below) reeks of...
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