Safety of the Sasa extract
Pesticide residues
Positive List 360 agricultural chemicals from used raw material leaves are not detected.
Analysis Institution: Hokkaido Air Water Co., Ltd. Environmental Analysis Center
Safety test
Acute toxicity testing (LD50) is highly safe at >5000 mg/kg.
There are also no problems with all the safety test items required for cosmetics.
| Test items | Results | The MHLW guidelines | |
|---|---|---|---|
| Health foods | Cosmetic products | ||
| Single dose toxicity (acute toxicity) | >5,000mg/kg | ○ | ○ |
| Reverse Mutation Test (Ames Method) | Negative | ○ | ○ |
| 90-day repeated dose study | NOAEL 5,000mg/kg/day | ○ | - |
| Chromosomal aberration | Negative | ○ | ○ |
| Phototoxicity | Negative | - | ○ |
| Photosensitization | Negative | - | ○ |
| Primary skin irritation | Negative | - | ○ |
| 2-week continuous skin irritation | Negative | - | ○ |
| Skin sensitisation | Negative | - | ○ |
| Ocular mucosa irritation | Extremely mild irritation at 100% concentration | - | ○ |
| Total pheophorbide | Not detected | - | - |
| Heavy metals (as Pb) | <20ppm | - | - |
| as arsenic (As2O3) | <2ppm | - | - |
| Test substance | Sasa extract manufactured by Toyo Ink Manufacturing Co., Ltd. |
|---|---|
| Laboratory | Biotoxtech, Japan Food Analysis Center |
| GLP | OECD Principles of Good Laboratory Practice (as revised in 1997) |
| Guidelines | Ministry of Health guidelines Compliant |
Inquiries
- L&H Business Promotion Department
Toyochem Co., Ltd. - TEL : +81-3-3272-0902