Products are split into three levels based on ingredient labels

GO
Best choice
SLOW
Contains ingredients with possible health concerns
STOP
Contains harmful ingredients
STOP

ROUND LAB

Birch Moisturizing Sun Stick SPF 50+

Last verified: April 15, 2026

  • Homosalate
  • Octocrylene
  • Octisalate
  • Avobenzone
  • Diethylhexyl Carbonate
  • Dimethicone
  • Methyl Methacrylate Crosspolymer
  • Synthetic Wax
  • Diphenylsiloxy Phenyl Trimethicone
  • Butyloctyl Salicylate
  • Butyl Methoxydibenzoylmethane
  • Isopropyl Palmitate
  • Phenethyl Benzoate
  • Diisostearyl Malate
  • Ethylhexyl Isononanoate
  • Caprylyl Trimethicone
  • Synthetic Fluorphlogopite
  • Bis-Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate
  • Polymethylsilsesquioxane
  • Polyethylene
  • Dimethicone/Vinyl Dimethicone Crosspolymer
  • Camellia Japonica Seed Oil
  • Ethylene/Propylene Copolymer
  • Silica Dimethyl Silylate
  • Dimethicone Crosspolymer
  • Candelilla Wax Esters
  • Artemisia Annua Extract
  • Copernicia Cerifera (Carnauba) Wax
  • Pinus Sylvestris Leaf Oil
  • Anthemis Nobilis Flower Oil
  • Water
  • Dipotassium Glycyrrhizate
  • Allantoin
  • Glyceryl Glucoside
  • Butylene Glycol
  • Glycerin
  • 1,2-Hexanediol
  • Betula Platyphylla Japonica Juice
  • Ulmus Davidiana Root Extract
  • Aloe Barbadensis Leaf Extract
  • Dioscorea Japonica Root Extract
  • Viola Mandshurica Flower Extract
  • Laminaria Japonica Extract
  • Glyceryl Caprylate
  • Sodium Hyaluronate
  • Hyaluronic Acid
  • Ascorbic Acid

Why This Product is Rated STOP

Birch Moisturizing Sun Stick SPF 50+ by ROUND LAB has been evaluated by Million Marker and contains ingredients with known health concerns. This product is rated STOP, indicating higher concern.

We recommend avoiding STOP-rated products and seeking safer alternatives from our GO or SLOW categories.

Learn more about how Million Marker scores products →

Frequently Asked Questions

Birch Moisturizing Sun Stick SPF 50+ by ROUND LAB - Non-toxic Sunscreens product rated STOP by Million Marker, free from BPA, phthalates, and parabens