FOR WAVY, STRAIGHT & BUILDUP-PRONE HAIR
ACTUALLY CLEAN. LIGHT. SHINES FROM ROOT TO END.
- Cooler tone by wash 3 yellow and brassy tones visibly reduced
- No sulfate dryness cleanses without stripping moisture from bleached hair
- Biotin-supported thickness each wash supports fuller-feeling strands
- Ends feel less brittle rice water amino acids repair dry, damaged fibers
- Scalp stays calm pH-balanced formula does not aggravate a dry scalp
Rice Water Shampoo Bar – Clean, Light, No Buildup
- Free shipping over $40
- Free returns
- 30-day guarantee
Description
If your hair feels heavy by mid-week — coated rather than clean, dull from hard water minerals and dry shampoo buildup — this bar is built for exactly that. The Hidden Waterfall Shampoo Bar lathers fully, rinses completely, and leaves hair light and shiny from root to end, without the silicone film that creates a dependency cycle of strip-and-repeat. It's sulfate-free and pH-balanced, so your scalp stays in balance between washes rather than swinging between over-dry and over-oily. Made with Longsheng rice water — sourced from the Red Yao village in southern China, where fermented rice water has been a hair-care practice for centuries — and anchored by Hydrolyzed Rice Protein and Rice Bran Oil for strand-level resilience. One bar replaces 2–3 bottles, lathers like a real shampoo, and travels without a leak.
Ingredients
Sodium Cocoyl Isethionate, Behentrimonium Methosulfate, Longsheng Rice Water, Cocoa Butter, Sodium Lactate, Glycerin, Cetyl Alcohol, Jojoba Oil, Shea Butter, Fragrance*, Butylene Glycol (Plant-Based), Stearic Acid, Vitamin B8, Vitamin B5, Rice Bran Oil, Hydrolyzed Rice Protein, Broccoli Seed Oil, Bamboo Extract, Vitamin E, Aloe Vera, Jasmine Flower Extract
*Plant-based and naturally occurring, clean ingredients.
Ingredients Explanations
Sodium Cocoyl Isethionate — derived from coconut fatty acids, a mild surfactant that produces a rich lather and rinses clean without the harshness of sulfates, and is compatible with hard water so it won't leave a waxy residue. (EWG: 1)
Behentrimonium Methosulfate — plant-derived from rapeseed oil, conditions the cuticle and reduces static without silicone, leaving hair manageable rather than coated. (EWG: 1)
Longsheng Rice Water — fermented rice water sourced from Longsheng, southern China; rich in inositol, amino acids, and B vitamins that help smooth the cuticle and support strand resilience.
Cocoa Butter — cold-pressed from cacao seeds; provides lightweight lipid support to the hair shaft without the heaviness of mineral oil-based alternatives. (EWG: 1)
Sodium Lactate — a plant-derived salt of lactic acid; helps the bar release cleanly from the mold and supports the formula's pH balance. (EWG: 1)
Glycerin — typically plant-derived (often from coconut or palm); draws moisture to the hair surface and scalp, helping hair stay pliable and reducing mid-week dryness without buildup. (EWG: 1)
Cetyl Alcohol — a fatty alcohol derived from coconut or palm; smooths the cuticle and adds slip during application — not a drying alcohol. (EWG: 1)
Jojoba Oil — technically a liquid wax pressed from the jojoba seed; its molecular structure closely mirrors the scalp's natural sebum, making it effective at supporting scalp balance without clogging follicles. (EWG: 2)
Shea Butter — cold-pressed from the shea tree nut; provides fatty acids that help the cuticle lie flat, contributing to shine that starts at the strand rather than sitting on top of it. (EWG: 1)
Fragrance* — plant-based and naturally occurring ingredients; contributes the bar's signature scent profile. *See asterisk disclosure on packaging for full ingredient detail. (EWG: varies by component)
Butylene Glycol (Plant-Based) — a plant-derived humectant and solvent that helps distribute active ingredients evenly through the formula and keeps the bar's texture consistent. (EWG: 1)
Stearic Acid — a saturated fatty acid found in cocoa and shea; helps give the bar its firm structure and contributes to a smooth, conditioning lather. (EWG: 1)
Vitamin B8 (Inositol) — a carbohydrate found naturally in rice water; studies suggest inositol may help support cuticle smoothness and strand resilience, contributing to hair that bends without breaking.
Vitamin B5 (Panthenol) — a provitamin that binds to the hair shaft and helps retain moisture along the length of the strand, supporting flexibility and reducing the appearance of frizz. (EWG: 1)
Rice Bran Oil — cold-pressed from the outer bran layer of rice; contains gamma-oryzanol and fatty acids that help smooth the cuticle and contribute to shine without heaviness. (EWG: 1)
Hydrolyzed Rice Protein — rice protein broken down into smaller molecular fragments; at this reduced molecular weight, it is able to work along the cuticle surface and into the hair shaft, helping to reinforce each strand and support resistance to breakage over time. (EWG: 1)
Broccoli Seed Oil — pressed from broccoli seeds; high in erucic acid, which gives it a silicone-like slip and shine effect on the cuticle — without the buildup silicone leaves behind. (EWG: 1)
Bamboo Extract — derived from bamboo stem; a natural source of silica that helps support cuticle smoothness and contributes to the light, bouncy feel of the finished strand.
Vitamin E (Tocopherol) — a fat-soluble antioxidant derived from plant oils; helps protect the formula's oils from oxidation and supports scalp-surface health. (EWG: 1)
Aloe Vera — gel extracted from the aloe leaf; helps soothe the scalp and contributes to the bar's rinse-clean feel by balancing the formula's texture. (EWG: 1)
Jasmine Flower Extract — extracted from jasmine blossoms; contributes a light floral note to the scent profile and provides mild conditioning properties to the hair surface. (EWG: 1)
How To Use
1. Wet your hair thoroughly with warm water — the warmer the water, the more easily the bar will lather.
2. Rub the bar directly between your palms to build a lather, or glide it gently from root to mid-length two to three times to load the hair with product.
3. Work the lather into your scalp with your fingertips using small circular motions, focusing on the roots and any areas prone to buildup.
4. Let the lather travel down the length of your hair as you rinse — most hair types don't need a separate mid-length application.
5. Rinse fully with cool or lukewarm water until the water runs completely clear; this is the step that determines whether hair feels light or heavy after drying.
6. Follow with your usual conditioner or a Viori conditioner bar if needed, concentrating on the mid-lengths and ends. Store the bar on a dry soap dish between uses to extend its life.
REAL RESULTS, REAL CUSTOMERS
What clean hair actually feels like
Three women, three hair types, one bar they didn't want to put down.
"By Wednesday my hair always looked flat and kind of coated — dry shampoo, hard water, the usual. For me, two washes in and it was light and shiny from root to end. Thursday came and went and I didn't reach for the dry shampoo once."
"I'd tried two other shampoo bars and both left that waxy film I hate. This one lathers like a real shampoo and rinses completely clean — no residue, no heaviness. My waves actually move now instead of just sitting there."
"I live in a hard-water city and my scalp was constantly off — either too oily or weirdly dry. Switching to this bar was the first time I felt like my scalp was just... balanced. My hair looks shinier and I'm washing it less."
VERIFIED REVIEWS FROM PEOPLE LIKE YOU
WHAT CLEAN HAIR ACTUALLY FEELS LIKE.
Verified reviews from women with straight and wavy hair — including hard-water cities and buildup-prone scalps — who simplified their routine and noticed the difference.
THE PROBLEM
Your Shampoo Is Working Against You.
Buildup, dependency cycles, and waxy residue aren't hair problems — they're routine problems.
Heavy By Thursday.
Dry shampoo, hard water minerals, and styling product residue layer up faster than a weekly wash can clear them — leaving hair that looks dull and feels coated even when it's technically clean.
The Silicone Cycle.
Sulfate-heavy liquid shampoos strip the scalp, trigger oil overproduction, and rely on silicone to fake the shine back — a loop that never actually lets your hair find its balance.
Bars That Leave A Film.
Soap-based shampoo bars react with hard water minerals to leave a waxy residue that weighs straight and wavy hair down — and that experience is enough to write off the whole format.
THE ANSWER
One Bar. Actually Clean.
The Hidden Waterfall Shampoo Bar is built around a surfactant system and a handful of studied ingredients that remove buildup, rinse completely, and leave hair light and shiny from root to end — no residue, no dependency cycle.
Where soap-based bars leave a waxy film and silicone-heavy liquid shampoos trade short-term shine for long-term buildup, the Hidden Waterfall Bar uses Sodium Cocoyl Isethionate — a coconut-derived surfactant that is hard-water compatible and non-saponified — so it lathers like a real shampoo and rinses clean without the mineral scum that soap-based formulas can leave behind. Hydrolyzed Rice Protein, small enough in molecular weight to reach the cortex, fills micro-gaps in the cuticle so each strand may reflect light more evenly — shine that comes from the strand itself rather than a silicone coat. Longsheng Rice Water — sourced from the same terraced region in southern China where the Red Yao have relied on it for centuries — contributes inositol, a compound research indicates helps improve strand resilience and surface smoothness. Jojoba Oil and Vitamin B5 support scalp balance between washes without the heaviness that weighs down straight-to-wavy texture. Many people notice clean, light results from the first wash, and the plant-based and naturally occurring fragrance — warm musk, a hint of jasmine — leaves nothing behind but the feeling of hair that has actually been washed.
See the full system
Backed by the science
WHY IT WORKS
Three ingredients, three mechanisms — each one doing a specific job on the strand.
-
Protein That Gets Inside
Most rice water proteins are too large to enter the hair shaft — at 13,000–30,000 Daltons, they sit on the surface and rinse away. Hydrolyzed Rice Protein is broken down to peptides below ~1,000 Daltons, small enough to reach the cortex, where research indicates they deposit preferentially on compromised areas, improving tensile strength and reducing breakage under combing stress. The result is a strand that bends without snapping — not a coating, but internal reinforcement.
Cruz et al. 2016 — primary citation; see Viori references page for full journal details -
Resilience That Stays After Rinsing
Inositol — Vitamin B8, naturally present in fermented rice water — is one of the few hair-active compounds that penetrates the cortex and remains there after the water runs clear. Studies suggest this residual effect increases hair elasticity, helping strands absorb the mechanical stress of daily styling rather than breaking under it. It is why hair washed with an inositol-containing formula can feel more cooperative on day two and three, not just the hour after washing.
Sahu et al. 2025, Acta Scientific Pharmaceutical Sciences 9.5 -
Sulfate-free cleansing preserves moisture in porous hair
Bleached hair is highly porous — it absorbs and loses moisture faster than untreated hair. Sulfate-free cleansers remove buildup and oil without disrupting the lipid layer that keeps moisture locked inside the shaft.
Journal of Cosmetic Dermatology — sulfate-free formulations and hair moisture
Our Story
THE STORY BEHIND THE BAR
From the rice terraces of Longsheng to your shower — the most powerful, clean haircare you have ever used.
How To Use Videos
WHAT MAKES VIORI DIFFERENT
Everything you want to know — answered in 30 seconds or less.
Build Your Bundle
BAR, DUO, OR THE FULL SYSTEM.
Start with what you need, or build the routine that keeps your hair light, shiny, and balanced all week.
The Bar
One bar, one step — clean hair from root to end.
- Hidden Waterfall Rice Water Shampoo Bar, 60–80 washes per bar
- Sodium Cocoyl Isethionate base lathers fully and rinses clean
- Sulfate-free, silicone-free — rinses clean without leaving buildup behind
- Plastic-free and travel-friendly; one bar goes a long way
The Duo
Shampoo and conditioner working together so your hair stays balanced, not just clean.
- Hidden Waterfall Shampoo Bar + matching Rice Water Conditioner Bar
- Conditioner delivers slip and movement without silicone-film weight
- Hydrolyzed Rice Protein fills micro-gaps in the cuticle after cleansing, making each strand more resistant to breakage
- Hair moves light and shiny from root to end — no heaviness by Thursday
- Both bars sulfate-free, paraben-free, plastic-free
The Full System
Shampoo, conditioner, and a scalp treatment — the complete routine in one simple set.
- Shampoo Bar + Conditioner Bar + Longsheng Rice Water Scalp Serum
- Scalp serum helps keep oil production balanced between washes
- Broccoli Seed Oil and Jojoba Oil work together to keep the scalp surface comfortable and oil-balanced wash to wash
- One routine you can explain in a single sentence — and trust every wash
- Plastic-free set; three concentrated bars replace a meaningful stack of liquid bottles
FAQ
GOOD TO KNOW BEFORE YOU BUY.
It tones. The cool-toning pigment neutralizes yellow and brassy tones the same way a traditional purple shampoo does — the difference is the delivery system. Because the formula is sulfate-free, it corrects the tone without stripping the moisture that bleached hair can barely hold onto. Most people notice cooler, less brassy color within the first few washes.
No. Sulfate-free cleansers do not disrupt the lipid layer that keeps moisture inside the hair shaft. The Longsheng rice water in the formula adds amino acids and inositol that repair dry, porous fibers with every wash. Most customers with bleached, brittle hair report noticeably softer ends within the first week.
Most purple shampoos use sulfates to open the cuticle and deposit pigment. On bleached hair, that means solving the tone problem while making the dryness problem worse. This bar delivers the same toning result in a sulfate-free base, and adds rice water repair and biotin support — so you are not trading one problem for another.
For most people with bleached hair, 2–3 times per week works well. If your hair is very porous or has visible brassiness, you can use it at every wash. If you find the tone going too cool (slightly violet), reduce to once or twice a week and alternate with a moisturizing bar.
The shampoo bar cleanses and tones. The conditioner bar seals in the moisture and amino acids from the rice water and protects the cuticle between washes. For bleached hair — which is porous and loses moisture quickly — using both gives you the full repair benefit. The shampoo bar alone is a meaningful upgrade over a sulfate purple shampoo, but the duo is where the real difference shows.
Yes — most people need 2–3 washes for their hair to adjust from liquid shampoo to a bar formula. During that time your hair may feel slightly different as it clears out residue from previous products. Bleached hair typically adjusts faster than untreated hair because the cuticle is already more open. Stick with it past the first wash.
Each bar lasts 60–80 washes, which is the equivalent of 2–3 bottles of liquid shampoo. The bar stays dry between uses when stored on a bamboo holder with airflow drainage, which extends its life significantly. If you are washing 2–3 times a week, one bar typically lasts 5–8 months.