There is no single globally required certification for organic shampoo bars, but the certifications you need depend on where you sell and what claims you put on the label. In most countries, you cannot simply call a product “organic” without third-party verification. For retail buyers, wholesalers, and online marketplaces, certification is often mandatory before you can make organic claims.

USDA Organic Certification (United States)

In the U.S., the FDA does not define “organic” for cosmetics or personal care products. However, the USDA National Organic Program (NOP) regulates organic claims for products made from agricultural ingredients, including shampoo bars. If you want to use the USDA Organic seal, your product must be certified by a USDA-accredited certifier. The main labeling tiers are:

  • 100% Organic - all ingredients, excluding water and salt, must be certified organic.
  • Organic - at least 95% of ingredients must be certified organic, and the remaining 5% must be from the USDA approved list.
  • Made with Organic Ingredients - at least 70% of ingredients must be certified organic. You may list specific organic ingredients on the front label, but you cannot use the USDA Organic seal.
  • Specific Organic Ingredients - below 70% organic content, you can only list organic ingredients in the ingredient statement on the back label.

Because shampoo bars often contain water, lye, and functional cosmetic ingredients, many do not easily reach 95% organic content. In that case, the “Made with Organic Ingredients” tier or another standard may be more practical.

NSF/ANSI 305: Contains Organic Ingredients

NSF/ANSI 305 is a U.S. standard created specifically for personal care products, including shampoo bars. It allows a product to carry the phrase “contains organic ingredients” when it contains at least 70% organic content. This standard is often more workable for shampoo bars because it permits some processing methods and synthetic ingredients that USDA NOP does not allow, while still providing third-party verification of organic content.

COSMOS / Ecocert / Soil Association (Europe and International)

For the EU, United Kingdom, and many international markets, COSMOS is the leading harmonized standard for organic and natural cosmetics. Certification is issued through approved bodies such as Ecocert, Soil Association, Cosmebio, BDIH, or ICEA. COSMOS has two main levels:

  • COSMOS Organic - requires at least 95% of physically processed plant ingredients to be organic, and a minimum organic content in the total product. For rinse-off products like shampoo bars, the total organic content requirement is typically at least 10%.
  • COSMOS Natural - requires natural origin ingredients and environmental standards, but does not require a minimum organic percentage.

Since shampoo bars are rinse-off products, the organic percentage requirement under COSMOS is lower than for leave-on products. Exact calculations should be confirmed with your certifier.

Other Certifications Often Expected

While not strictly organic certifications, these are commonly required or expected by retailers and consumers for an organic shampoo bar:

  • Vegan - certification from the Vegan Society or another recognized vegan logo confirms no animal-derived ingredients are used.
  • Cruelty-Free - Leaping Bunny or PETA’s Beauty Without Bunnies program verifies no animal testing.
  • RSPO Certified Sustainable Palm Oil - important if palm oil or palm-derived ingredients are used in the bar.
  • Fair Trade - for key ingredients like shea butter, cocoa butter, or coconut oil.

How to Decide Which Certifications You Need

Start with your target market and your label claims. In the U.S., if you say “organic” on the front panel, you generally need USDA NOP certification or NSF/ANSI 305. In Europe, COSMOS or a recognized national certifier is the strongest route. If you only mention a few organic ingredients in the ingredient list, you may not need full product certification, but you must still be truthful and keep records.

In short, the core organic certification for a shampoo bar depends on where it is sold: USDA NOP or NSF/ANSI 305 in the United States, and COSMOS/Ecocert/Soil Association in Europe. Many brands also add vegan, cruelty-free, and sustainable sourcing certifications to meet buyer expectations and build consumer trust.