No prohibited or restricted ingredients found in U.S. records.
“—” means no specific record for that ingredient in that jurisdiction's lists — it is not an approval. Restricted ingredients are allowed within limits (concentration, product type, label warnings); a product listing one is not necessarily over the limit. How we check.
Ingredient list from Blithe official store, retrieved Oct 17, 2026. Formulas change — check the label on the package you buy.
This list includes 1 fragrance allergen that the EU requires to be named on the label when present above 0.001% in leave-on or 0.01% in rinse-off products: Benzyl Alcohol.
Source: EU Cosmetics Regulation Annex III as amended by Regulation (EU) 2023/1545 — the list grew from 26 to over 80 entries; it applies to new products from 31 July 2026 and to all products from 31 July 2028. Shown for information; it is not a sign that a product is unsafe.
“Keep out of direct sunlight. Keep out of reach of children.” — Common precautions required on all cosmetics in Korea (Cosmetics Act Enforcement Rule, Annex 3)
On the brand's product page“Store the serum in a cool, dry place away from direct sunlight and heat to maintain its efficacy.”
No ingredients on our heat/light/air list. Even so, cosmetics last longest closed, cool and out of direct sun.
Ingredients in this formula that are prohibited or limited in other markets, from the overseas regulation database compiled by Korea's MFDS. Limited means allowed within conditions.
| Market | Prohibited | Limited |
|---|---|---|
| CN China | None found | Benzyl Alcohol |
| AS ASEAN (10 countries) | None found | Benzyl Alcohol |
| JP Japan | None found | Allantoin, Panthenol |
| TW Taiwan | None found | Allantoin, Benzyl Alcohol, Citric Acid |
| CA Canada | None found | Citric Acid, Glycerin, Sodium Citrate |
| BR Brazil | None found | Benzyl Alcohol, Citric Acid |
| AR Argentina | None found | Benzyl Alcohol, Citric Acid |
Information only, not medical advice. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist before use.
We found no prohibited ingredients. 1 ingredient has limits or conditions in the EU's CosIng records (Benzyl Alcohol). That usually means a maximum amount, a product type or a label warning — not a ban.
We found no prohibited ingredients. 1 ingredient has limits or conditions in Korea's MFDS records (Benzyl Alcohol). That usually means a maximum amount, a product type or a label warning — not a ban.
We found no prohibited or restricted ingredients in the FDA's records for its listed ingredients. This is a records check, not an approval.
Yes — its list includes 1 that the EU requires to be named on labels: Benzyl Alcohol. That is a labelling rule, not a sign the product is unsafe.
Ingredient lists are in descending order of amount down to about 1%. The first five listed are: ● Water, Glycerin, Butylene Glycol, 1,2-Hexanediol, Niacinamide. In total 42 ingredients are listed.
From Blithe official store on October 17, 2026. We re-read it every week and keep earlier versions if the formula changes.