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Supersalt Oxygen Brightener

Supersalt Oxygen Brightener

Regular price $23.00
Regular price Sale price $23.00
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Shipping calculated at checkout.

Use Supersalt to boost the brightness of dull or yellowing whites or blast stains from fruit, red wine, tea, coffee, grass and blood. Our formula is vegan, non-toxic, biodegradable and free of fragrance. The cardboard and steel canister is recyclable and the labels are fully compostable.

Our line is Leaping Bunny Certified and as a member of 1% for the Planet we donate one percent of Supersalt sales to environmental nonprofits.


Sodium Percarbonate (Sodium Carbonate Peroxide), Washing Soda (Sodium Carbonate). Does not contain chlorine bleach.


Net wt. 32 oz (907g)


  • Ensure compatibility by testing a small patch in a less noticeable area.
  • To machine wash: Add 1 Tbsp directly to the drum of a high-efficiency (HE) washer along with your detergent and select any water temperature (warmer yields better results).
  • To pre-soak: Dissolve 1/2 Tbsp in a bucket of warm water, submerge dull whites overnight and machine wash.
  • To stain treat: Wet the stained area, cover with a light layer, let it sit for 15 minutes and machine wash.


  • Contains sodium percarbonate, which may irritate eyes or skin.
  • In case of eye contact, rinse with water for 15 minutes.
  • In case of skin contact, wash with soap and water.
  • If ingested, do not induce vomiting; drink plenty of water to dilute.
  • Do not mix with chlorine, ammonia or any other chemicals.

Pro Tips

Supersalt does not come with a measuring spoon. If you like, you can use this gorgeous cellulose spoon.

Pair Supersalt with our Wunderbar to treat your toughest stains. For more tips on how to keep your whites looking bright with Supersalt, read our blog post.

Do not use Supersalt on wool or silk.


Enjoy free shipping on orders of $50 or more! A $5 shipping fee will be applied to all other orders. Please allow 3 business days for our team to prepare your order. Packages sent to addresses within the U.S. should arrive in 4-10 business days.

Earth Month

Celsious is collaborating with The Nature Conservancy to raise funds to protect our planet! This Earth Month, we’ll match every $1 you donate to double the impact. Your donation will be remitted to The Nature Conservancy (TNC) via Simple Generosity no later than 45 days. Visit or more info about TNC.

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