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IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles vs The Ordinary Buffet

IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles scores 9.0/9.8 and The Ordinary Buffet scores 8.9/9.8 — a near-tie where your skin type decides the winner.

Head to head

IOPE Expert Retinol RX™ 2% Reti-Jection Serum  for Wrinkles
IOPE

Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles

serumpremium
9.0
VS
The Ordinary Buffet
The Ordinary

Buffet

serumbudget
8.9

Score comparison

These two are neck and neck — just 0.1 points apart.

1
3
1
IOPE wins 1
Tied 3
The Ordinary wins 1
9.0IOPE
vs
8.9The Ordinary

Scores last verified: July 2026

Attribute battle

Hydration Efficacy

IOPE WINS
9.8
8.7
IOPE
The Ordinary

Irritation Risk

TIE
9.5
9.5
IOPE
The Ordinary

Active Ingredient Strength

The Ordinary WINS
4.7
8.4
IOPE
The Ordinary

Ingredient Transparency

TIE
8.5
8.5
IOPE
The Ordinary

Formulation Safety

TIE
9.0
9.0
IOPE
The Ordinary

Why these two are neck and neck

These two serums take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.

Hydration Efficacy is another area of separation. IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles scores 9.8 here versus 8.7 for The Ordinary Buffet. That difference comes down to how each formula is built — the ingredient list tells the story.

IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles brings Niacinamide, Tocopherol, and Tocopheryl Acetate as actives, while the Ordinary Buffet relies on Acetyl Hexapeptide-8, Pentapeptide-18, and Palmitoyl Tripeptide-1. Both approaches have merit, but the positioning and supporting ingredients make the difference.

Best for your skin type

IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles 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
  • 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 — Acetyl Hexapeptide-8 does the heavy lifting

Value comparison

At premium pricing with a score of 9.0, IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles delivers strong value. The Ordinary Buffet sits at the budget level with a 8.9 score — the extra cost doesn't translate to better scores here.

Our verdict

✶ Our verdict

It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.

9.0IOPE
vs
8.9The Ordinary

Frequently asked questions

Which is better: IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles or The Ordinary Buffet?

Based on ingredient analysis, IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles scores higher overall. See the full score breakdown above for details on each attribute.

Do IOPE Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles 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 Expert Retinol RX™ 2% Reti-Jection Serum for Wrinkles and The Ordinary Buffet?

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

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