Yes — Sio-2 scores 88/100 on EthiCompare, one of the stronger ratings in our database, with 3 of 4 ethics signals verified.
| Check | Status | Evidence |
|---|---|---|
| Cruelty-free | verified | At least one product in our database carries a third-party cruelty-free certification. |
| Vegan options | verified | Certified vegan products appear in this brand's range. |
| Sells in mainland China | unverified | We have not confirmed this brand's mainland China distribution. |
| Third-party certified | verified | We record 3 distinct certifications across this brand's products. |
| Certifications | on file | Non-GMO, Cruelty-Free, Vegan |
Scored with our public methodology.
Sio-2 offers 1 product on EthiCompare across Arts & Crafts, with an average ethics score of 88/10 and recurring certifications including Non-GMO, Cruelty-Free, Vegan.
Is Sio-2 ethical and cruelty-free? Read the verdict
Verified credentials appearing across Sio-2's product range.
Average scores across our scoring pillars.
Where Sio-2 shows up across our directory.
Strengths mentioned most often across Sio-2's products.
"Sourced from local Spanish quarries, reducing transport emissions. Factory utilizes water recycling systems."

A natural, air-dry terracotta clay sourced from Spanish quarries. This kit avoids the synthetic polymers and microplastics found in standard air-dry clays, making it safe for prenatal crafting.
Cruelty-free credentials appear on part of Sio-2's range in our data. Check the certification badges on each product page — coverage is rarely brand-wide.
Sio-2 averages 88/100 across the 1 products we have scored, using public certifications, sourcing disclosures and controversy records.
Parent-company ownership changes what your money supports. See our brand ownership map for the current group structure and any conflicting parent-company records.
Our alternatives page ranks comparable products by ethics score with a side-by-side difference table, so you can see exactly which pillar improves.