# Allies of Skin 20% Vitamin C Brighten + Firm Serum for dry skin

**Lovi Fit: High fit for dry skin.**
Dry Skin Fit: High · Effectiveness: High · Safety: High.

Page: https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin

The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for Saudi Arabia.

Brand: [Allies of Skin](https://lovi.care/skincare/sa/brands/allies-of-skin)
Category: [Serums and treatments](https://lovi.care/skincare/sa/best/serums)

This fit is calculated for the concerns frequently associated with dry skin: flakiness, tightness, dehydration, fine lines, and wrinkles. For scores based on a full skin profile (12D face scan, goals, preferences), use the Lovi app.

A great choice for dry skin; a few serums fit it even better.

## Why this fit

- Offers excellent brightening and firming for your dry skin due to the presence of 3-O-Ethyl Ascorbic Acid and Ergothioneine, which work to even skin tone and improve elasticity.
- Glycerin and Tocopherol provide essential hydration and antioxidant support, addressing your dry or flaky skin concerns.
- The formulation is safe for your dry skin, with no risks of irritation due to the absence of prohibited or harsh ingredients.

## Fit by skin type

- [Oily skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/oily-skin): Average
- [Dry skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin): High (this page)
- [Combination skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/combination-skin): High
- [Sensitive skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/sensitive-skin): Low
- [Acne-prone skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/acne-prone-skin): High
- [Skin with dark spots](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dark-spots): Average
- [Mature skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/mature-skin): Average
- [Dry sensitive skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-sensitive-skin): High
- [Oily acne-prone skin](https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/oily-acne-prone-skin): High

## Key ingredients

Ethylated L-Ascorbic Acid, Glutathione, Citrus Aurantium Dulcis Callus Culture Extract, Acetyl Cysteine, Dimethylmethoxy Chromanol

## What the research says

- A triple combination of ergothioneine, collagen peptides, and sodium hyaluronate attenuated UV-induced skin damage ex vivo and improved facial skin hydration, elasticity, barrier function, and wrinkles in Chinese women. ([Frontiers in Nutrition, 2026](https://pubmed.ncbi.nlm.nih.gov/42698538/))
- A multi-component dissolving microneedle patch loaded with glabridin, 3-O-ethyl-L-ascorbic acid, and tranexamic acid effectively reduced chloasma and age spots while demonstrating safety in clinical evaluation, alongside significant antioxidant, anti-tyrosinase, and melanin-reduction effects in vitro and in vivo. ([Polymers, 2023](https://pubmed.ncbi.nlm.nih.gov/37571190/))
- A single application of a moisturizing fluid containing hyaluronic acid 1%, glycerin 5%, and Centella asiatica stem cells extract significantly increased skin hydration by 29% and reduced transepidermal water loss at 24 hours compared to baseline and an untreated control site in twenty healthy women. ([Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/))
- Topical application of 5% vitamin C cream significantly improved global clinical scores, increased skin microrelief density, and induced elastic tissue repair in photoaged skin compared to excipient control in healthy female volunteers. ([Experimental Dermatology, 2003](https://pubmed.ncbi.nlm.nih.gov/12823436/))
- Ascorbic acid 2-glucoside gel significantly reduced gingival melanin pigmentation after 4 weeks compared to placebo in 73 subjects with symmetric pigmentation. ([Journal of Periodontology, 2009](https://pubmed.ncbi.nlm.nih.gov/19186973/))
- Topical application of VC-IP cream twice daily for 8 weeks reduces periorbital wrinkles in female subjects compared to a placebo cream. ([Journal of Cosmetic Dermatology, 2022](https://pubmed.ncbi.nlm.nih.gov/34910367/))
- Glutathione amino acid precursors effectively increase cellular glutathione levels, reducing oxidative stress, ATP depletion, and DNA damage in human keratinocytes, clinical subjects, and ex vivo skin compared to controls. ([Journal of the European Academy of Dermatology and Venereology, 2024](https://pubmed.ncbi.nlm.nih.gov/38189670/))
- Topical oxidized glutathione significantly decreases the skin melanin index and improves moisture content, smoothness, wrinkle formation, and elasticity compared to placebo in healthy women. ([Clinical, Cosmetic and Investigational Dermatology, 2014](https://pubmed.ncbi.nlm.nih.gov/25378941/))
- Topical glutathione improves hyperpigmentation, reduces ultraviolet-induced erythema and wrinkles, decreases transepidermal water loss, and enhances antioxidant capacity. ([The Journal of Clinical and Aesthetic Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41416233/))
- Topical N-acetylcysteine plus doxycycline achieved significantly greater improvements in total lesion count, inflammatory lesion count, IGA, GAGS, and CADI scores compared to benzoyl peroxide plus doxycycline in 40 patients with moderate acne vulgaris. ([Dermatology Practical & Conceptual, 2026](https://pubmed.ncbi.nlm.nih.gov/42190184/))
- Topical application of alpha-tocopherol, l-ascorbic acid, alpha-lipoic acid, glutathione ethylester, and N-acetylcysteine decreased UVB-radiation-induced cell death, apoptosis, and lipid peroxidation in ex vivo pig skin explants compared to untreated controls. ([Radiation Research, 2003](https://pubmed.ncbi.nlm.nih.gov/12537526/))
- Topical vitamin C, vitamin E, and acetylcysteine showed similar effects on the healing of experimentally created corneal wounds in rabbits, with no statistically significant differences compared to each other. ([Indian Journal of Ophthalmology, 2020](https://pubmed.ncbi.nlm.nih.gov/33229673/))
- Supplementation of a broad-spectrum sunscreen with Spirulina and dimethylmethoxy chromanol significantly improved skin pigmentation, reduced collagen degradation, and enhanced net elasticity in 44 healthy subjects after 84 days compared to sunscreen alone. ([European Journal of Pharmaceutical Sciences, 2017](https://pubmed.ncbi.nlm.nih.gov/28341613/))

## What reviewers say

Users report this serum provides a noticeable glow and smoother skin texture, effectively brightening dullness and fading dark spots. Its waterless formula can feel sticky or oily if not applied to damp skin as instructed.

- Liked: Visible brightening and glow (mostly mentioned)
- Liked: Smoother skin texture (often mentioned)
- Disliked: Sticky or thick texture (often mentioned)
- Liked: Non-irritating for many (sometimes noted)
- Liked: Stable, potent formula (sometimes noted)
- Disliked: Application difficulty (sometimes noted)
- Disliked: High price point (sometimes noted)
- Disliked: Unpleasant smell (sometimes noted)
- Disliked: Sensitization or reactions (rarely noted)

## How to apply

- Apply this serum PM, starting 3×/week and working up to daily use as your skin adjusts.
- Place the serum after cleansing and toner, but right before your moisturizer.
- Gently press 2-3 drops of the serum into your skin and let it absorb for a minute.
- Apply the serum on slightly damp skin to help lock in extra moisture.
- Avoid the eye area and do a patch test before your first use.
- Video: https://storage.pora.ai/c879dda8655a61c19d3d8c9ebad6b06d.mp4

## Questions and answers

### What makes Allies of Skin 20% Vitamin C Brighten + Firm Serum a great fit for dry skin?

Allies of Skin 20% Vitamin C Brighten + Firm Serum is a great fit for dry skin because it uses 3-O-Ethyl Ascorbic Acid and ergothioneine to brighten and firm, while glycerin and tocopherol deliver essential hydration to smooth flaky areas. This blend has an excellent safety profile for your skin type, with no harsh ingredients to cause irritation.
Sources: [Frontiers in Nutrition, 2026](https://pubmed.ncbi.nlm.nih.gov/42698538/)

### Which ingredients make this serum a good fit for dry skin?

This serum is a great fit because 3-O-Ethyl Ascorbic Acid and ergothioneine help brighten and firm your skin, while glycerin and tocopherol provide essential hydration to keep dry or flaky areas feeling smooth. These ingredients work safely together without causing irritation.
Sources: [Frontiers in Nutrition, 2026](https://pubmed.ncbi.nlm.nih.gov/42698538/)

### What does Ethylated L-Ascorbic Acid do for dry skin?

Ethylated L-Ascorbic Acid helps dry skin by providing antioxidant protection and stimulating collagen to keep your face looking healthy and smooth. It is unlikely to cause irritation when used correctly, but a product for dry skin also needs soothing moisturizers like panthenol to lock in hydration.
Sources: [Journal of Cosmetic Dermatology, 2004](https://pubmed.ncbi.nlm.nih.gov/17147560/), [American Journal of Clinical Dermatology, 2002](https://pubmed.ncbi.nlm.nih.gov/12113650/)

### What does Glutathione do for dry skin?

Glutathione helps dry skin by improving moisture levels and smoothness while keeping the skin barrier strong against daily stress. Topical application of glutathione may also reduce water loss through the skin, helping your face feel softer and more hydrated.
Sources: [Clinical, Cosmetic and Investigational Dermatology, 2014](https://pubmed.ncbi.nlm.nih.gov/25378941/), [The Journal of Clinical and Aesthetic Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41416233/)

### Where does this serum go in a skincare routine for dry skin?

This serum goes in the evening routine for dry skin, applied after cleansing and before moisturizing. Using treatments at night helps keep things simple and reduces any extra sun sensitivity.

### Can I use this serum with retinol, and in what order?

You can use this serum with retinol, but it is best to apply them on alternate nights or separate them into your morning and evening routines to help prevent irritation. Using potent vitamin C and retinol together may be too harsh for dry skin.

### How often should I use this serum?

You can use this treatment in the evening as part of your routine. It is safe for your dry skin and is unlikely to cause irritation.

### Can this serum clog pores, cause breakouts or purging for dry skin?

This serum is a great fit for dry skin and is unlikely to cause breakouts or clogged pores, as it has a safe formulation free of harsh ingredients. It helps brighten, firm, and hydrate dry areas without causing irritation.
Sources: [Clinical, Cosmetic and Investigational Dermatology, 2017](https://pubmed.ncbi.nlm.nih.gov/28860834/)

### Is this serum fragrance-free and alcohol-free?

Yes, it has no fragrance and no drying alcohol.

## Alternatives for dry skin

- [Beauty of Joseon Propolis + Niacinamide Glow Serum](https://lovi.care/skincare/sa/p/beauty-of-joseon/propolis-niacinamide-glow-serum/for/dry-skin) — Superior fit — SAR 226.83 at Amazon
- [Paula's Choice RESIST Super Antioxidant Concentrate Serum](https://lovi.care/skincare/sa/p/paula-s-choice/resist-super-antioxidant-concentrate-serum/for/dry-skin) — Superior fit — SAR 461.00 at Amazon
- [ma:nyo Bifida Biome Complex Ampoule](https://lovi.care/skincare/sa/p/ma-nyo/bifida-biome-complex-ampoule/for/dry-skin) — Superior fit — SAR 145.51 at Amazon

## Pairs well with

- Cleanser: [La Roche-Posay Hydrating Gentle Cleanser](https://lovi.care/skincare/sa/p/la-roche-posay/toleriane-hydrating-gentle-cleanser/for/dry-skin) — Superior fit — SAR 297.00 at Amazon
- Moisturizer: [SKIN1004 Madagascar Centella Probio-Cica Enrich Cream](https://lovi.care/skincare/sa/p/skin1004/madagascar-centella-probio-cica-enrich-cream/for/dry-skin) — Superior fit — SAR 48.00 at Amazon
- SPF: [d'Alba Piedmont Waterfull Mild Sunscreen](https://lovi.care/skincare/sa/p/d-alba/piedmont-waterfull-mild-sunscreen/for/dry-skin) — Superior fit — SAR 75.00 at Amazon

## Where to buy

- Amazon.sa: SAR 881.00 (https://www.amazon.sa/dp/B08L6B88MQ?tag=lovisa02-21&linkCode=osi&th=1&psc=1)
Prices checked 5 Nov 2026.

## Ingredients

Propanediol, Glycerin, 3-O-Ethyl Ascorbic Acid, Benzimidazole Diamond Amidoethyl Urea Carbamoyl Propyl Polymethylsilsesquioxane, Dimethyl Isosorbide, Helianthus Annuus Wax Seed, Polyglyceryl-10 Tristearate, Ethoxydiglycol, Dicaprylyl Ether, Water, Caprylyl Glycol, Citrus Aurantium Dulcis Callus Culture Extract, Glutathione, Acetyl Cysteine, Dimethylmethoxy Chromanol, Ergothioneine, Tocopherol, Gluconolactone, Leuconostoc Radish Root Ferment Filtrate, Xanthan Gum, Silica, Sodium Benzoate, Calcium Gluconate, Phenoxyethanol
## About the Lovi Fit

Lovi: Unbiased, science-based skincare AI trained on real user outcomes.

Lovi calculates every fit score from the full ingredient list with brand-independent rules its dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update. Levels from best to worst: Superior, High, Average, Low, Caution, Warning.

Behind this fit score: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board).

Page built Nov 8, 2026.

More from Lovi: https://lovi.care/skincare/llms.txt

## This page in other countries

- United States: https://lovi.care/skincare/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- United Kingdom: https://lovi.care/skincare/uk/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Ireland: https://lovi.care/skincare/ie/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Germany: https://lovi.care/skincare/de/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- France: https://lovi.care/skincare/fr/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Italy: https://lovi.care/skincare/it/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Netherlands: https://lovi.care/skincare/nl/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Spain: https://lovi.care/skincare/es/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Canada: https://lovi.care/skincare/ca/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Australia: https://lovi.care/skincare/au/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Singapore: https://lovi.care/skincare/sg/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin
- Saudi Arabia: https://lovi.care/skincare/sa/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin (this page)
- United Arab Emirates: https://lovi.care/skincare/ae/p/allies-of-skin/20-vitamin-c-brighten-firm-serum/for/dry-skin