What’s in Sisley Sisleya-Elixir Intensive Anti-Aging Program ($1 per drop) and how to DIY it

At $330 for 4 vials with 0.18 oz each, or 20mL, it works out at $16 per mL. or about $1 per drop. You may wish to imitate it and save hundreds of dollars but look at the ingredient list:

Ingredients : Water/Eau (Aqua), Glycerin, Cyclopentasiloxane, Salix Alba (Willow) Leaf Extract, Solanum Tuberosum Extract, Algae Extract-Paraffin, Gingko Biloba Leaf Extract, Hydrolyzed Malt Extract, Propylene Glycol, Tocopheryl Acetate, Arginine, Phenoxyethanol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Xanthan Gum, Sodium Methylparaben, Sorbic Acid, Tetrasodium Edta, Lavandula Angustifolia (Lavender) Oil, Thymus Mastichina Oil, Chlorphenesin, Methylparaben, Butylparaben, Ethylparaben, Propylparaben. (cont. limonene, linalool)

Ingredients (translated by Hannah) : Water (solvent), Glycerin (humectant), Cyclopentasiloxane (silicone), Willow Leaf Extract, Potato Extract, Algae Extract (paraffin), Gingko Biloba Leaf Extract, Hydrolyzed Malt Extract, Propylene Glycol (solvent), Tocopheryl Acetate, Arginine, Phenoxyethanol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer (thickener), Xanthan Gum (thickener), Sodium (?) Methylparaben, Sorbic Acid, Tetrasodium Edta, Lavender Oil, Thyme Oil, Chlorphenesin, Methylparaben, Butylparaben, Ethylparaben, Propylparaben. (cont. limonene, linalool)

In italics: preservatives. A long list but it happens when your products is a mix of mixes, each one with its preservative.

In bold: possibly useful stuff. You can replace the paraffin with some petrolatum ($2 per pound in supermarkets).

DIY: Take any Skin Actives cream product and add a bit of petrolatum. Voila! You saved yourself hundreds of dollars and will benefit your skin.