Methodology
Disclaimers:
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The 1Source Potential Risk Index™(PRI) scale for both Ingredients and Products:
Poduim EN
Assessment criteria of our Potential Risk Index ™ (PRI):
  • From the intrinsic chemical properties of the ingredients (LD50, GHS, PubChem data, etc.)
  • From scientifically peer-reviewed papers (MESH, PubMed, etc.)
  • From reputable gov organizations (EU CosIng, US GRAS, FDA, UN WHO, etc.)
  • From manual vetting (company philosophies, sourcing, manufacturing & processing practices, etc.)
  • From manual vetting (company philosophies, sourcing, manufacturing & processing practices, etc.)
  • Appling the 1Source proprietary PRI calculation formula
References:
International:
ASTM International Resin Identification Coding System (Plastic Codes):
GHS on Prolonged (p201 of doc, 89/104 of PDF):
Globally Harmonized System of Classification and Labelling of Chemicals (GHS):
International Agency for Research on Cancer (IARC) Methodology:
Japan on BHA/BHT:
Europe:
ECHA on naming & labeling convention (p119 of doc, 119/127 of PDF): https://echa.europa.eu/documents/10162/23036412/substance_id_en.pdf/ee696bad-49f6-4fec-b8b7-2c3706113c7d (Follow <80% and >=10% principle for multi-consituent substances)
European Chemicals Agency (ECHA): https://echa.europa.eu/information-on-chemicals
North America:
Canada’s List of Ingredients that are Prohibited for Use in Cosmetic Products:
Canada’s Natural Ingredients List:
DSHEA List (Old Dietary Ingredients List until the FDA relinquished control over supplements due to the DSHEA 1994):
FDA Approved Sunscreen Ingredients:
FDA Food Additive Status List:
FDA on Aspartame:
Generally Regarded As Safe Database (GRAS): https://www.accessdata.fda.gov/scripts/fdcc/?set=SCOGS
Sigma-Aldrich Merck: https://www.sigmaaldrich.com/
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