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Alum Powder

Cosmetic-Grade Alum Powder - USP / pHEur

Fine-grained alum, free of impurities.

  • Alumbre en polvo purificado específico Cosmético (USP).
  • Antiséptico y cicatrizante.
  • Desodorante y Anti-bacteriano.
  • Suaviza arrugas y pequeñas lineas de expresión.
  • Para talones agrietados.
  • Alivio después del afeitado y retardante del crecimiento del bello.
  • Current batch: ADALP0428
  • Earliest expiry date: Abr. / 2028

Choose an option:

  • 50g €2.80
  • 100g €5.10
  • 200g €8.90
  • 500g €16.50

Enter a quantity and add to basket:

Product information

  • INCI: Potassium aluminum sulfate
  • pH level: 3´3
  • Chemical formula: ‎KAl(SO4)2.12H2O
  • ADT-PVALUM
  • CAS number: 10043-67-1.
Price range Cosmetic-Grade Alum Powder - USP / pHEur at Mi Cosmética Casera from 2,80 € to 16,50 € across 4 sizes.
Prices always include VAT.

Description

Our powdered Alum is Cosmetic Grade with USP / pHEur certification, specifically for cosmetics and other pharmaceutical uses. It is important to distinguish it from industrial alum (coarser, not fine), which is unsuitable because it contains heavy metals and its impurities are not filtered out.

Mineral Salt without toxic components.

Made up of potassium salts and aluminium sulphate, which is not absorbed through the skin because of its larger molecules and does not release aluminium itself.

Completely natural and very well tolerated by the skin.

It is a granular, white, loose, odourless powder that does not stain clothes.

Readily soluble in water, very soluble in boiling water, soluble in glycerol and practically insoluble in 96% ethanol.


Properties and Uses of Alum Powder

Widely used in deodorant products because of its antiseptic and antibacterial properties.

It does not block pores or prevent perspiration; it works by preventing bacterial proliferation.

It has been used as an aftershave treatment for centuries.

Ideal after shaving and hair removal because of its healing and soothing power. Mineral alum powder heals and disinfects any wounds that have occurred.

Also used to remove unwanted hair; repeated use over time tends to slow hair growth.

It is used in powders to treat excessive sweating of the feet and to improve cracked heels.

It can also be used as an exfoliant for acne-prone skin.

Excellent anti-wrinkle effect.

Its firming effect is also noteworthy.

It can be used to make deodorants, toothpastes, creams, soaps, exfoliants...



Recommended Dosage

Topical Use ; 0.5-5%.


Side Effects

  • At high doses, it is irritating and can be corrosive.
  • Systemic absorption of solutions used to irrigate the bladder can cause severe aluminium toxicity, including encephalopathy.

Precautions

  • Continued oral use is not recommended because it damages teeth.
  • Keep tightly closed, as exposure to air alters it and slowly converts it into basic aluminium sulphate.
  • Store in tightly closed containers protected from light.
  • Incompatible with borax, alkali hydroxides and carbonates, phosphates, calcium salts, lead salts, mercury salts, tannins, tartar emetic, astringent infusions and milk.

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Reviews

Customer reviews 14 item(s)

Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa I give it lots of stars because of the trust I have in you
Me G.  - posted on 26/10/2025
Verified Purchase
Translated review. I have not used it yet; I trust it
Pros: Supongo que todas
Cons: Ninguna
Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Perfect
Ana F.  - posted on 25/05/2025
Verified Purchase
Translated review. I have bought it several times now. I use it in deodorants. It works brilliantly
  - posted on 18/07/2022
Verified Purchase
Rating Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa
Translated review. Perfect in powder form for natural deodorant
Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa very happy
Nieves M.  - posted on 02/01/2021
Verified Purchase
Translated review. very good quality
  - posted on 19/12/2020
Verified Purchase
Rating Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa
Translated review. Great, it comes granulated and is water-soluble; I used it for a deodorant
  - posted on 24/09/2020
Verified Purchase
Rating Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa
Translated review. A staple for deodorant
Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Very good product
Ana M.  - posted on 20/08/2020
Verified Purchase
Translated review. I use it to make spray deodorant and it works very well for me. It dissolves beautifully in a little hot distilled water.
Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella no activa Imagen de una estrella no activa I have not tried it yet
Monica A.  - posted on 09/07/2020
Verified Purchase
Translated review. I have not tried it yet
Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Very good
Karlita .  - posted on 22/04/2020
Verified Purchase
Translated review. I bought it to make my deodorant, and it has worked very well so far. I like that everything is specified and the packaging format. Thank you
Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Imagen de una estrella activa Very practical to use
Silvina S.  - posted on 19/04/2020
Verified Purchase
Translated review. 10 points