---
title: Timeless 20% Vitamin C + E Ferulic Acid Serum
entity_type: Product
canonical_url: https://skinknowledgebase.com/products/timeless-20-vitamin-c-e-ferulic-acid-serum
date_modified: 2026-05-30
date_reviewed: 2026-05-30
mcp_eligible: true
summary: Timeless 20% Vitamin C + E Ferulic Acid Serum: formula facts, anti-aging concern fit, price context, routine use, and realistic limits. with evidence-grounded
main_concern:
  title: Dark Spots
  url: https://skinknowledgebase.com/concerns/dark-spots
retail_url: https://www.timelessha.com/products/20-vitamin-c-e-ferulic-acid-serum-1-oz
evidence_sources:
  - title: Authorized retailer product lookup — Timeless 20% Vitamin C + E Ferulic Acid Serum
    canonical_citation_url: https://skinknowledgebase.com/sources/official-product-page-timeless-20-vitamin-c-e-ferulic-acid-serum
    original_source_url: https://www.sephora.com/search?keyword=Timeless%2020%25%20Vitamin%20C%20%2B%20E%20Ferulic
    source_type: retailer_product_page
product_fact_sources: []
---

# Timeless 20% Vitamin C + E Ferulic Acid Serum

## Quick Summary

Timeless 20% Vitamin C + E Ferulic Acid Serum is a vitamin C antioxidant serum from Timeless Skin Care. It is included for product-fact analysis: claims, ingredient positioning, price context, directions, and routine fit.

## Compact Product Facts

- Brand: Timeless Skin Care
- Product line: Timeless 20% Vitamin C + E Ferulic
- Full product name: Timeless 20% Vitamin C + E Ferulic Acid Serum
- Retail URL: https://www.timelessha.com/products/20-vitamin-c-e-ferulic-acid-serum-1-oz

## Factual Description

The product is positioned around 20% L-ascorbic acid, vitamin E, and ferulic acid. Supporting formula context includes 20% L-ascorbic acid, vitamin E, ferulic acid. These product facts come from official or authorized product pages and are not treated as independent proof of efficacy.

## Related Entities

- [Authorized retailer product lookup — Timeless 20% Vitamin C + E Ferulic Acid Serum](https://skinknowledgebase.com/sources/official-product-page-timeless-20-vitamin-c-e-ferulic-acid-serum)
- [Dark Spots](https://skinknowledgebase.com/concerns/dark-spots)
- [Facial Hyperpigmentation](https://skinknowledgebase.com/concerns/facial-hyperpigmentation)
- [Dullness](https://skinknowledgebase.com/concerns/dullness)
- [Fine Lines](https://skinknowledgebase.com/concerns/fine-lines)
- [Sun Damage](https://skinknowledgebase.com/concerns/sun-damage)
- [Is Timeless 20% Vitamin C + E Ferulic good for dark spots?](https://skinknowledgebase.com/questions/is-timeless-20-vitamin-c-e-ferulic-good-for-dark-spots)