Bamboo sap powder
A gentle scrub. Grosso, The Everything Soapmaking Book, 3rd ed. primary source
Opens the calculator’s starter recipe, 1000 g of oils, with this additive at the dose it fills in, ready to change.
What it is
Bamboo sap powder is one of the exfoliators Grosso names for soap, and the one she calls gentle and thorough.
Grosso, The Everything Soapmaking Book, 3rd ed. primary source
How much
- 1 tsp per pound of oils filled in Grosso, The Everything Soapmaking Book, 3rd ed. primary source
The calculator fills in 1 tsp per pound of oils: 3.4 g for the 1000 g of oils in its starter recipe.
When and how
- Usually: at light trace.
- Mix it first with a little of the recipe’s oil, about a teaspoon of powder to a tablespoon of oil, so it spreads without specks.
Soap Queen supplier or guide
What it does to the recipe
- It changes neither the lye nor the water: it is only weight in the bar.
Spoons and drops
- 1 tsp ≈ 1.55 g (1.38–1.73 g)
- 1 tbsp ≈ 4.66 g (4.14–5.18 g)
- 1 cup ≈ 74.5 g (66.2–82.8 g)
Aroma-Zone supplier or guide
INCI name
CosIng has no single INCI name for it: label it by what it contains.
Guides that discuss it
Sources
Alicia Grosso, The Everything Soapmaking Book, 3rd edition (Adams Media, 2013), chapter 13: "Yarrow (Achillea millefolium): Dried and fresh flowers and leaves release a bright yellow dye into boiling water, lye infusion, and in oil"; "Bamboo sap powder is a gentle and thorough exfoliator, but it is best to start with 1 teaspoon bamboo sap powder per pound of oils"; cocoa powder, "in high concentrations it will produce brown lather"; calendula for a sun-infused oil, "Use about 3 tablespoons of petals per pound of oil".
Soap Queen, exfoliants: fine powders mixed with a tablespoon of lightweight oil or water first; medium and large exfoliants at thin trace.
Aroma-Zone, bamboo sap powder (Bambusa arundinacea stem powder, 1–30 µm), table of equivalents: a level 5 mL scoop 1.4 g, a 2 mL scoop 0.7 g (0.28–0.35 g/mL).