---
title: Authorized retailer product lookup — Sunday Riley A+ High-Dose Retinoid Serum
entity_type: Source
canonical_url: https://skinknowledgebase.com/sources/official-product-page-sunday-riley-a-high-dose-retinoid-serum
date_modified: 2026-05-30
date_reviewed: 2026-05-30
mcp_eligible: true
summary: Authorized retailer product lookup — Sunday Riley A+ High-Dose Retinoid Serum used for product facts, claims, directions, price, size, ingredient names, and
source_type: retailer_product_page
original_source_url: https://www.sephora.com/search?keyword=Sunday%20Riley%20A%2B%20High-Dose%20Retinoid%20Serum
evidence_sources: []
product_fact_sources: []
---

# Authorized retailer product lookup — Sunday Riley A+ High-Dose Retinoid Serum

## Quick Summary

Authorized retailer product lookup — Sunday Riley A+ High-Dose Retinoid Serum was used for product facts only, including claims, ingredient names, size, price context, and directions when available.

## Main Findings

The page or authorized product listing identifies Sunday Riley A+ High-Dose Retinoid Serum and supports product facts including retinoid blend, antioxidant-positioned support, soothing extracts, and humectants, supporting ingredients such as retinoid ester and retinol blend, CoQ10-style antioxidant positioning, soothing extracts, humectants, peptides, hyaluronic acid, retinol, niacinamide, vitamin C, vitamin E, glycerin, poly hydroxy acids, growth factors, pro retinol, vitamin f fatty acids, retinoid blend, ferments, nia 114, omega fatty acids, film formers, retinaldehyde, sodium ascorbyl phosphate, amino acids, synthe 6, epidermal growth factor, eyeliss, haloxyl, and price context: Price context: $85 for 1 fl oz / 30 ml, about $85.00 per ounce or $2.83 per ml.

## Why It Matters

It grounds product-specific facts while science sources carry ingredient and concern evidence.

Original Source — Authorized retailer product lookup — Sunday Riley A+ High-Dose Retinoid Serum. https://www.sephora.com/search?keyword=Sunday%20Riley%20A%2B%20High-Dose%20Retinoid%20Serum (rel="nofollow")

## Related Entities

- [Sunday Riley A+ High-Dose Retinoid Serum](https://skinknowledgebase.com/products/sunday-riley-a-high-dose-retinoid-serum)
- [Is Sunday Riley A+ High-Dose Retinoid Serum good for fine lines?](https://skinknowledgebase.com/questions/is-sunday-riley-a-high-dose-retinoid-serum-good-for-fine-lines)