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IOPE The Vitamin C 1… vs The Ordinary Buffet — Which Is Better? | Gracie

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/IOPE The Vitamin C 13 Serum
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IOPE The Vitamin C 13 Serum vs The Ordinary Buffet

Head to head

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IOPE

The Vitamin C 13 Serum

serumpremium

7.7

Buy at Olive Young

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Ingredients

Niacinamide
Retinol
Hyaluronic Acid
Salicylic Acid

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

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The Ordinary

Buffet

serumbudget

8.8

Buy at Amazon

Score comparison

The Ordinary Buffet takes this one, winning 3 of 5 attributes.

IOPE wins 0

Tied 2

The Ordinary wins 3

7.7IOPE

+1.1vs

8.8The Ordinary

Attribute battle

Hydration Efficacy

The Ordinary WINS

6.9

8.7

IOPE

The Ordinary

Irritation Risk

TIE

9.5

IOPE

The Ordinary

Active Ingredient Strength

The Ordinary WINS

5.4

8.4

IOPE

The Ordinary

Ingredient Transparency

The Ordinary WINS

7.8

8.5

IOPE

The Ordinary

Formulation Safety

TIE

9.0

IOPE

The Ordinary

Ingredient face-off

13% overlap

13IOPE

6Shared

48The Ordinary

Only in IOPE The Vitamin C 13 Serum

7 unique

Water Ascorbic Acid 2-Hexanediol Niacinamide Panthenol Tocopheryl Acetate Tromethamine

Shared ingredients

6 in common

Glycerin Butylene Glycol Allantoin Sodium Hyaluronate Carbomer Ethylhexylglycerin

Only in The Ordinary Buffet

42 unique

Aqua (Water)Acetyl Hexapeptide-8 Pentapeptide-18 Palmitoyl Tripeptide-1 Palmitoyl Tetrapeptide-7 Dipeptide Diaminobutyroyl Benzylamide Diacetate Sodium Hyaluronate Crosspolymer Glycine Alanine Serine+32 more

Why The Ordinary Buffet comes out ahead

Where The Ordinary Buffet really shines is active ingredient strength, scoring 8.4 compared to IOPE The Vitamin C 13 Serum's 5.4. Its formula features Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7, and Allantoin in high positions, signalling meaningful concentrations.

Hydration Efficacy is another area of separation. The Ordinary Buffet scores 8.7 here versus 6.9 for IOPE The Vitamin C 13 Serum. That difference comes down to how each formula is built — the ingredient list tells the story.

The Ordinary Buffet brings Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7, and Allantoin as actives, while iOPE The Vitamin C 13 Serum relies on Ascorbic Acid, Niacinamide, and Allantoin. Both approaches have merit, but the positioning and supporting ingredients make the difference.

Best for your skin type

IOPE The Vitamin C 13 Serum is better if you have

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

The Ordinary Buffet is better if you have

Sensitive skin — the low-irritation formula keeps things gentle
Dry or dehydrated skin that craves moisture, thanks to Glycerin
Targeting specific concerns like aging or uneven tone — Palmitoyl Tripeptide-1 does the heavy lifting

Value comparison

At premium pricing with a score of 7.7, IOPE The Vitamin C 13 Serum is a decent pick. The Ordinary Buffet sits at the budget level with a 8.8 score — the higher investment pays off in formulation quality.

Our verdict

✶ Our verdict

+1.1 lead

The Ordinary Buffet wins this comparison with a meaningfully stronger ingredient profile and overall score.

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7.7IOPE

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8.8The Ordinary

Frequently asked questions

Which is better: IOPE The Vitamin C 13 Serum or The Ordinary Buffet?

Based on ingredient analysis, The Ordinary Buffet scores higher overall. See the full score breakdown above for details on each attribute.

Do IOPE The Vitamin C 13 Serum and The Ordinary Buffet share ingredients?

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

What's the main difference between IOPE The Vitamin C 13 Serum and The Ordinary Buffet?

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

Full analysis: IOPE The Vitamin C 13 Serum→Full analysis: The Ordinary Buffet→

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