✶

It Cosmetics Bye Bye… vs Mont St Michel Savon… — Which Is Better? | Gracie

Products
Ingredients
Brands
K-Beauty
How We Score

Gracie
/Compare
/It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+
/vs
/Mont St Michel Savon Cologne Douceur Authentique

It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ vs Mont St Michel Savon Cologne Douceur Authentique

Head to head

It Cosmetics

Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+

moisturiser

9.1

Buy at Amazon

Compare

Best Moisturisers
Best Serums
Best Cleansers
Best SPF

Ingredients

Niacinamide
Retinol
Hyaluronic Acid
Salicylic Acid

K-Beauty

K-Beauty Hub
K-Beauty Moisturisers
K-Beauty Serums
K-Beauty Sunscreens

About

Methodology
About Us
All Brands
All Products

Gracie

Honest skincare intel. No jargon, no gatekeeping — just the ingredients decoded.

Mont St Michel

Savon Cologne Douceur Authentique

moisturiser

5.8

Buy at Amazon

Score comparison

It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ takes this one, winning 5 of 5 attributes.

It Cosmetics wins 5

Mont St Michel wins 0

9.1It Cosmetics

+3.3vs

5.8Mont St Michel

Attribute battle

Hydration Efficacy

It Cosmetics WINS

9.2

3.7

It Cosmetics

Mont St Michel

Irritation Risk

It Cosmetics WINS

9.5

7.7

It Cosmetics

Mont St Michel

Active Ingredient Strength

It Cosmetics WINS

8.9

2.0

It Cosmetics

Mont St Michel

Ingredient Transparency

It Cosmetics WINS

8.8

8.5

It Cosmetics

Mont St Michel

Formulation Safety

It Cosmetics WINS

9.0

8.0

It Cosmetics

Mont St Michel

Ingredient face-off

3% overlap

73It Cosmetics

2Shared

23Mont St Michel

Only in It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+

71 unique

Water Dimethicone Butylene Glycol Dicaprylate/Dicaprate Butylene Glycol Cyclopentasiloxane Dimethicone/Vinyl Dimethicone Crosspolymer Butyloctyl Salicylate Cetyl Peg/Ppg-10/1 Dimethicone Snail Secretion Filtrate Bis-Diglyceryl Polyacyladipate-2+61 more

Shared ingredients

2 in common

Sodium Chloride Glycerin

Only in Mont St Michel Savon Cologne Douceur Authentique

21 unique

Sodium Tallowate Sodium Cocoate Aqua Talc Parfum Coconut Acid Tallow Acid Sodium Lactate Tetrasodium Etidronate Tetrasodium Edta+11 more

Why It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ comes out ahead

Where It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ really shines is active ingredient strength, scoring 8.9 compared to Mont St Michel Savon Cologne Douceur Authentique's 2.0. Its formula features Snail Secretion Filtrate, Niacinamide, and Curcuma Longa (Turmeric) Root Extract in high positions, signalling meaningful concentrations.

Hydration Efficacy is another area of separation. It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ scores 9.2 here versus 3.7 for Mont St Michel Savon Cologne Douceur Authentique. That difference comes down to how each formula is built — the ingredient list tells the story.

It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ brings Snail Secretion Filtrate, Niacinamide, and Curcuma Longa (Turmeric) Root Extract as actives, giving it an edge in targeted skincare benefits.

Best for your skin type

It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ is better if you have

Sensitive skin — the low-irritation formula keeps things gentle
Dry or dehydrated skin that craves moisture, thanks to Butylene Glycol Dicaprylate/Dicaprate
Targeting specific concerns like aging or uneven tone — Snail Secretion Filtrate does the heavy lifting

Mont St Michel Savon Cologne Douceur Authentique is better if you have

Sensitive skin — the low-irritation formula keeps things gentle
Anyone who prefers clean, well-vetted formulations

Our verdict

✶ Our verdict

+3.3 lead

It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ wins this comparison with a meaningfully stronger ingredient profile and overall score.

9.1It Cosmetics

5.8Mont St Michel

Frequently asked questions

Which is better: It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ or Mont St Michel Savon Cologne Douceur Authentique?

Based on ingredient analysis, It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ scores higher overall. See the full score breakdown above for details on each attribute.

Do It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ and Mont St Michel Savon Cologne Douceur Authentique share ingredients?

Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.

What's the main difference between It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+ and Mont St Michel Savon Cologne Douceur Authentique?

The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.

Full analysis: It Cosmetics Bye Bye Foundation Oil-Free Matte Full Coverage Moisturizer with SPF 50+→Full analysis: Mont St Michel Savon Cologne Douceur Authentique→

We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.

Some links on this site are affiliate links. We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.