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Updated: 18 Jul 2025

Top 10 Alum Blocks

#1
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Herbs Botanica Alum Block for Shaving Soothing Aftershave Solution for Men – Stops Bleeding from Nicks & Cuts – Fitkari Alum Stone for Skin Care 3.5 oz Piedra de Alumbre by Herbs Botanica

Brand: Herbs Botanica
$6.99 ($2.00 / Ounce
⭐ 4.4
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    Premium Alum Block for Shaving: Made with natural fitkari (piedra de alumbre), this alum block is perfect for soothing the skin after shaving, leaving it smooth and refreshed.
  • Stops Bleeding from Nicks & Cuts: Effectively seals shaving nicks and minor cuts, acting as a natural styptic stick to stop bleeding quickly.
  • Multipurpose Grooming Essential: Ideal for post-shave use, this alum bar can also be used as a skin-soothing deodorant or for other skincare needs.
  • Compact & Easy-to-Use Design: Convenient 3.5 oz size fits comfortably in your grooming kit; simply wet and glide over the skin after shaving.
  • Chemical-Free & Natural: Crafted from pure alum, free from artificial additives or chemicals, making it gentle and suitable for all skin types.
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#2
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Razor Blades Club - Alum Rectangular Block 100g for Facial Hygiene, Body, and After Shaving

Brand: Razor Blades Club
$5.99
⭐ 4.1
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    100% Natural Mineral: Pure rock alum for antiseptic and astringent benefits.
  • Multi-Purpose Use: Ideal for facial cleansing, body hygiene, and post-shaving care.
  • Skin Benefits: Tightens pores, reduces inflammation, and prevents irritation.
  • Long-Lasting: Durable and economical, lasts for months with regular use.
  • Easy to Use: Wet the stone and apply to desired areas for immediate benefits.
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#3
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2 Pieces x 3.5 Ounce MB Herbals Shaving Alum Blocks | Pack of 2 Alum Blocks 3.5 Ounce Each | Potassium Shaving Alum Block Bar | No Fragrance | After Shave Alum

Brand: MB Herbals
$9.99 ($1.42 / Ounce
⭐ 4.4
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    MB Herbals Shaving Alum x 2 Bars
  • 100g (3.53 oz) Each Bar
  • Potassium Shaving Alum
  • No Fragrance.
  • Product of India.
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#4
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Osma Alum Block by - Value by OSMA (2 Pack)

Brand: Osma
$13.99 ($2.64 / Ounc
⭐ 4.8
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    All natural astringent that closes razor nicks
  • Excellent Post-shave Healer, Facial Skin Toner, Natural Deodorant and a handy Antiseptic Tool
  • 2 Pack Value!
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#5
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Parker Large Alum Block with Travel Case (125 g./4.4 oz.) - A Natural Aftershave with Antiseptic Properties - an Essential Item for Every Wet Shaver

Brand: Parker Safety Razor
$13.95 ($3.17 / Ounc
⭐ 5
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    NATURAL ANTISEPTIC: This alum block is made from natural potash alum that has excellent antiseptic properties. It tightens skin pores and treats shaving nicks to give a great aftershave treatment. It is an essential item for every wet shaver. It also can be used to treat minor nicks and cuts just like a styptic pencil.
  • PURE NATURAL POTASH ALUM: This alum bar is free from alcohol, aluminum hydrochloride, parabens and fragrances. It is good for you and better for the environment than most alternative after shave products.
  • EASY TO USE: Simply wet the bar with cold water and rub it against your skin for 15-20 seconds after shaving. You can actually feel the alum block work.
  • LONG-LASTING: This 125g. alum stone will last for years because of its large size.
  • SAFE STORAGE: This after shave bar comes in a plastic box for easy storage. It is great for travel or storing your bar for everyday use.
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#6
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Exotic Veda 100% Pure Alum Block, Natural Deodorant & Aftershave Soothes Razor Burn, Shaving&Skin Irritation - Fitkari/Alum Stone Rich Astringent,Easy to Use,Non-Staining, Unscented, Alcohol-free

Brand: Exotic Veda
$8.99 ($2.55 / Ounce
⭐ 4.1
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    Multi-Purpose Alum Block: Our 100% pure alum block serves as both an effective aftershave and a salt & stone natural deodorant. It helps soothe skin irritations, minor razor cuts, and nicks, making it an essential addition to your shaving accessories men collection.
  • Natural Deodorant: This crystal deodorant stone, made from potassium alum, offers a chemical-free, odorless, and long-lasting solution. The alum stone is perfect for those seeking a natural alternative without the harsh chemicals found in traditional deodorants.
  • Effective Aftershave: Use our alum block for shaving to treat razor burn and reduce irritation. This alum stone acts as a styptic pencil for shaving cuts, providing instant relief and helping stop bleeding from minor nicks, making it a must-have in your shaving routine.
  • Easy to Use: Our alum bar is designed for convenience. Simply wet the alum block and apply it to your skin. Its non-staining, odorless properties ensure that it integrates seamlessly into your daily grooming regimen, whether used as a shave secret or a natural deodorant.
  • Versatile and Pure: Made from pure potassium alum, this alum stone deodorant is suitable for various uses, including alumbre para lavado intimo and piedra alumbre natural. Its astringent properties make it effective for skin tightening and treating minor cuts and nicks.
  • NATURAL AFTERSHAVE ALUM BLOCK: Say goodbye to post-shave irritation and hello to smooth, soothed skin. Alum block is your go-to natural aftershave remedy, offering instant relief from razor burns, sealing nicks, and leaving your skin feeling refreshed. Discover the traditional secret that turns the end of your shave into the beginning of comfortable skin.
  • 100% NATURAL, UNSCENTED, ALCOHOL-FREE: Our alum block is 100% Natural, pure, unscented, and alcohol-free. It is kind to your skin, effectively soothing nicks and cuts without unnecessary additives. This alum block is ideal for the minimalist who values purity in their skincare.
  • HELPS SOOTHE SKIN IRRITATIONS: Alum is a rich source of potassium, a mineral with remarkable astringent properties. It works wonders on irritated skin by healing, soothing, and gently reducing inflammation. Ideal for everything from razor burns to minor nicks, alum brings instant relief and keeps your skin calm and clear.
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#7
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Alum Block in Plastic Case | Upgrade Your Shave - Soothing Aftershave Solution for Shaving Razor Burn Relief - Travel Friendly Durable Plastic Case Included (3.5 Ounces Pack of 3)

Brand: G.B.S
$9.99 ($0.94 / Ounce
⭐ 4.2
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    FIGHT RAZOR BURN and Bumpy Skin with our G.B.S Alum Block - Experience a superior shave by using our G.B.S alum block after each shave. Say goodbye to bumps, and razor burn. Elevate your shaving routine!
  • LONG LASTING EXTRA LARGE SIZE - Our alum block boasts an impressive 3.5-ounce, 100-gram size. Each block lasts for months if not YEARS with daily use! Look and feel great longer, for less than the competition.
  • STOPS BLEEDING and TONES SKIN - Beyond preventing razor burn, our G.B.S alum block is highly effective in stopping bleeding from minor nicks and cuts. It tones the skin and helps to close pores for a fresh feeling while preventing further irritation.
  • DURABLE STORAGE - Trust in the durability of our alum block made from 100% potassium alum, renowned for its natural antiseptic and astringent properties. Included is a durable plastic case for clean storage between uses and makes the perfect travel companion.
  • UNMATCHED VALUE: Prepare to be astounded by the value offered by G.B.S No other brand can match our generous Alum block size and convenient storage case at a affordable price.
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#8
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Bloc Osma Alum Block, 2.65 Ounce

Brand: Osma
$8.40 ($3.17 / Ounce
⭐ 4.4
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    All natural astringent that closes razor nicks
  • Soothes and cools
  • Handmade
  • Made in France
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#9
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Proraso Post-Shave Stone, Natural Alum Block, 1 Count (Pack of 1)

Brand: Proraso
$10.00
⭐ 4.7
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    Item Package Length: 2.8cm
  • Item Package Width: 5.0cm
  • Item Package Height: 6.6cm
  • Item Package Weight: 0.12kg
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#10
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Gentleman Jon 3.7 Ounce Alum Block in Plastic Case | Upgrade Your Shave - Soothing Aftershave Solution for Shaving Razor Burn Relief - Travel Friendly Durable Plastic Case Included

Brand: Gentleman Jon
$8.99
⭐ 4.1
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    FIGHT RAZOR BURN and Bumpy Skin with Gentleman Jon Alum Block - Experience a superior shave by using our Gentleman Jon alum block after each shave. Say goodbye to unsightly bumps, and razor burn. It's time to elevate your shaving routine!
  • LONG LASTING EXTRA LARGE SIZE - Our alum block boasts an impressive 3.7-ounce, 105-gram size. Each block lasts for months if not YEARS with daily use! Look and feel like a Gentleman longer, for less than the competition.
  • STOPS BLEEDING and TONES SKIN - Beyond preventing razor burn, our Gentleman Jon alum block is highly effective in stopping bleeding from minor nicks and cuts. It tones the skin and helps to close pores for a fresh feeling while preventing further irritation.
  • QUALITY INGREDIENTS and DURABLE STORAGE - Trust in the quality of our alum block made from 100% potassium alum, renowned for its natural antiseptic and astringent properties. Included is a durable plastic case for clean storage between uses and makes the perfect travel companion.
  • UNMATCHED VALUE: DON'T PAY MORE ELSEWHERE - Prepare to be astounded by the unbeatable value offered by Gentleman Jon. No other brand can match our generous block size and convenient storage case at such an affordable price.
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