Sunday Riley A+ High-Dose Retinoid Serum pack shot
Sunday Riley

A+ High-Dose Retinoid Serum

30 ml

A retinoid product with Hydroxypinacolone Retinoate · part of the stated 6.5% retinoid + botanical blend, Encapsulated retinol · part of the stated 6.5% retinoid + botanical blend.

At a glance

Retinoid formHydroxypinacolone Retinoate · part of the stated 6.5% retinoid + botanical blend, Encapsulated retinol · part of the stated 6.5% retinoid + botanical blend
Whennight
Starting frequencyTwo days on, two days off; then every other day; then daily
Packagingpump bottle
DaytimeWear sunscreen

Ingredient checks

FragranceNone found by this check
Volatile alcoholAlcohol · 44th of 58
SiliconesDimethicone +4 · 5th of 58
Petrolatum / mineral oilNone found by this check

Checks read the sourced ingredient list only. Fatty alcohols like cetearyl alcohol are not volatile alcohol; “none found” means none from our check list on this sourced list, not a fragrance-free claim.

What the formula is built on

HydrateGlycerin, Sodium Hyaluronate
BarrierLecithin, Seed Oil
SealDimethicone
SootheBisabolol

Where to buy

MECCA30 ml$140.00

Prices as published by the retailer on 29 Sep 2026. They change; check before you buy.

How to use

Apply 1-2 pumps in the evening to clean, dry skin. For new retinoid users: use two days on, two days off. Work your way up to every other day, then to daily, evening use. Follow with a hydrating oil or moisturiser. For advanced retinoid users: use daily in the evenings. Follow with a hydrating oil or moisturiser. For sensitive skin: apply a few drops of a gentle, hydrating oil to your skin before applying A+ serum.

Directions from mecca.com.

Ingredients

Full ingredient list

Water/eau/aqua, dimethyl isosorbide, propanediol, triheptanoin, dimethicone, glycerin, pentylene glycol, cetyl peg/ppg-10/1 dimethicone, disiloxane, hexyldecanol, diheptyl succinate, propylene carbonate, phenyl trimethicone, ppg-24-glycereth-24, hydroxypinacolone retinoate, sodium acrylates copolymer, helianthus annuus (sunflower) seed oil, honey extract, opuntia ficus-indica (prickly pear) fruit extract, bisabolol, butyrospermum parkii (shea) butter, retinol, sodium hyaluronate crosspolymer, ubiquinone, zingiber officinale (ginger) extract, tocopherol, hydrogenated polyisobutene, lecithin, 1,2-hexanediol, 4-t-butylcyclohexanol, caprylyl glycol, phospholipids, polyglyceryl-10 stearate, sorbitol, cetylhydroxyproline palmitamide, polysilicone-11, benzoic acid, dehydroacetic acid, capryloyl glycerin/sebacic acid copolymer, sodium phytate, phenoxyethanol, glyceryl polyacrylate, alcohol, polysorbate 20, saccharomyces cerevisiae (yeast) extract, brassica campestris sterols, hydroxyphenyl propamidobenzoic acid, stearic acid, pvp, sodium benzoate, potassium phosphate, benzyl alcohol, decyl glucoside, algae extract, hexylene glycol, tocopherol, potassium sorbate

From mecca.com.

Sources

FormulaFormula probable. The Australian retailer publishes a complete formula for the identified variant, but no sold-pack photograph or Australian brand formula was checked.
Australian retailermecca.com
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