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Charcoal Unscented Castile Cleansing Bar

Sale price $8.50

Raise the bar on clear, healthy skin with Prep U’s Charcoal Bar Soap—your go-to for oily, acne-prone, or active teen skin.
Packed with the detoxifying power of activated charcoal, this full-body exfoliant draws out toxins, dirt, and oils that clog pores and cause breakouts. The unique blend of Bentonite Clay, Black Walnut Hull powder, and activated bamboo charcoal creates a gentle, effective scrub, while plant and essential oils soften and hydrate your skin. Whether you’re fighting forehead bumps, bacne, or stubborn breakouts, our charcoal soap bar helps reveal soft, clear skin—without harsh chemicals or dryness.
Want to learn more about how charcoal soap works and why it’s a smart choice for teen skin? Check out our Activated Charcoal Soap for Teens: The Complete Guide for everything you need to know about detoxifying, clearing, and balancing your complexion.
Best for these skin types:
  • Oily Skin: Absorbs excess oil and unclogs pores.
  • Combination Skin: Deep cleans oily zones, hydrates dry areas.
  • Acne-prone Skin: Detoxifies and helps minimize breakouts.
  • Normal Skin: Gently exfoliates and maintains moisture balance.
  • Teens with clogged pores or bacne: Clears body breakouts—perfect for active teens.
Want tips for building a complete routine? Visit our blog, Ultimate Skincare Routine For Teens, for step-by-step advice and product recommendations.

Ingredients

Oils [Coconut, Olive, Castor, Shea Butter] saponified with sodium hydroxide in Spring Water with added Bentonite Clay, Black Walnut (Hull) Powder and Activated Bamboo Charcoal.

How to Use

Dampen face and hands with warm water. Gently massage in circular motion on face, neck and body. Rinse with warm water and pat dry. Recommended use 2-3x a week.

Safety

Use as directed. Avoid contact with eyes. Do not apply to broken or irritated skin. Ages 8+.

Warning: This product does contain Walnut Hull Powder for anyone with sensitivity to nuts.

No harmful chemicals or synthetic fragrances. Leaping Bunny Approved. Non-GMO & BPA free. Go Texan Certified. MADE IN THE USA.

Product Life

Lasts ~1 month depending on usage

  • no aluminum / no parabens / no phthalates / no sls / no sulfates / no gluten / no cruelty /
Loading image: Three elegant black soap bars neatly arranged in a white dish against a classic tiled background. Three elegant black soap bars neatly arranged in a white dish against a classic tiled background.

Set the Bar to Clean

Struggling with oily, acne-prone skin or stubborn breakouts after sports? Meet your new MVP—Prep U’s charcoal bar soap for teens. This isn’t just any soap; it’s a powerhouse blend of activated charcoal and bentonite clay designed to pull out impurities, absorb excess oil, and leave skin feeling truly fresh (never tight or dry). If you’re searching for a smarter way to care for teen skin, this activated charcoal soap bar is your go-to for daily detox and a clearer complexion.

Free from Toxic Chemicals

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Paraben Free

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Sulfate Free

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Phthalate Free

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GMO Free

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SLS Free

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Fragrance Free

Loading image: Artisan dark soap with bubbling foam, perfect for eco-friendly skincare and natural cleansing. Artisan dark soap with bubbling foam, perfect for eco-friendly skincare and natural cleansing.

Powerful, Plant-Based Cleansing!

Deep Detox: Activated charcoal and Bentonite Clay absorb excess oil and impurities for a truly fresh, clean feel.

Gentle Exfoliation: Fine granules lift away dead skin and pore-cloggers without irritation—ideal for daily use.

Plant-Based Formula: No sulfates, parabens, or artificial fragrances—just pure, vegan ingredients for safe, effective cleansing.

Small Batch Quality: Each charcoal bar soap is cold-processed in small batches to ensure maximum freshness and potency.

Face & Body: Use as a charcoal soap bar for both face and body—perfect for teens and anyone with active lifestyles.

Loading image: Display of Prep U products in sleek packaging, showcasing variety on a clean white surface. Display of Prep U products in sleek packaging, showcasing variety on a clean white surface.

The Power of Activated Charcoal

The magic of activated charcoal has been harnessed for generations, trusted for its unparalleled ability to absorb impurities and combat bacteria naturally. Its purifying properties make it an ideal ingredient for skincare, especially in formulas like charcoal soap and activated charcoal soap bars. Acting as a gentle yet potent detoxifier, activated charcoal attracts and binds to toxins, oils, and unwanted debris like a magnet—leading to cleaner, clearer skin with every wash.Unlike harsh chemicals such as salicylic acid, the activated charcoal bar soap from Prep U delivers a deep cleanse while keeping your skin balanced and hydrated. Experience the nurturing care of nature’s most powerful purifier with every use of our charcoal bar soap.

Loading image: Unscented Prep ii soap bar with bubbles, controls dirt and oil, and exfoliates while absorbing toxins. Unscented Prep ii soap bar with bubbles, controls dirt and oil, and exfoliates while absorbing toxins.

Raise the Bar

Upgrade your routine with a bar that does more. The Prep U charcoal bar soap blends activated charcoal and bentonite clay for a deep, gentle clean—drawing out impurities, fighting breakouts, and keeping oily teen skin clear. This activated charcoal soap delivers results without harsh chemicals or dryness—just plant-powered benefits you can count on after every practice. Discover why our charcoal soap bar is a must-have for anyone wanting a fresh, balanced complexion.

Frequently Asked Questions

Is charcoal soap good for teen acne?

Yes! Charcoal soap, especially formulas with activated charcoal like Prep U’s Charcoal Detox Bar, is excellent for teen acne. Activated charcoal draws out impurities, excess oil, and bacteria from pores, helping to reduce breakouts and keep skin clear without harsh chemicals.

Can I use the Charcoal Detox Bar on my face and body?

Absolutely. Prep U’s charcoal bar soap is designed for both face and body use. The gentle, plant-based ingredients and activated charcoal make it safe and effective for cleansing skin everywhere—great for tackling forehead bumps, bacne, and more. Check out our How to Wash your Face with Bar Soap guide.

How often should I use a charcoal detox bar?

For most teens, using the activated charcoal soap bar once or twice daily is ideal. It’s gentle enough for regular use, but if you have especially sensitive or dry skin, start with every other day and adjust as needed.

Is this bar safe for sensitive skin?

Yes, Prep U’s charcoal soap bar is formulated to be gentle and safe for sensitive skin. It contains no harsh sulfates, parabens, or artificial fragrances. However, if you have a known sensitivity to any ingredients, always patch test before full use.

What’s the difference between the Charcoal Detox Bar and the Tea Tree Cleansing Bar?

Both bars are crafted for teen skin, but the Charcoal Detox Bar uses activated charcoal and bentonite clay for deep detox and oil absorption, making it ideal for oily and acne-prone skin. The Tea Tree Cleansing Bar features tea tree oil for its natural antibacterial properties, which is great for preventing breakouts and soothing irritated skin. You can compare them here.

Can this help with post-workout breakouts?

Definitely! The activated charcoal bar soap is perfect for cleansing away sweat, oil, and bacteria after sports or workouts—helping prevent clogged pores and body breakouts (like bacne).

Is Prep U’s Charcoal Detox Bar vegan and cruelty-free?

Yes, Prep U’s charcoal soap bar is 100% vegan and cruelty-free. It’s made with plant-based ingredients and never tested on animals.

How long does one bar last?

With daily use, a single charcoal soap bar typically lasts 4–6 weeks. To extend its life, store your bar in a dry, well-drained soap dish between uses.

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