No.7 Bonding Oil — Reddit Reviews
by Olaplex
Updated November 10, 2026
Lightweight silicone bonding oil tames frizz, boosts shine, and protects ends; buildup complaints.
What the community says
A silicone-rich bonding oil for smoothing frizz, adding shine, and protecting ends during heat styling. Fine-haired users love the weightless finish, but fragrance, buildup, and occasional scalp reactions make it a poor match for sensitive scalps.
What this means for you
What people love
- Featherlight silicone finish for fine hair
- Tames frizz without greasy residue
- Heat-styling finisher rated to 450°F
Watch out for
Product details
Product Traits
Hair Type
Where to buy
Full ingredient list · 21
Olaplex No.7 Bonding Oil ingredients
Dimethicone, Isohexadecane, C13-14 Isoalkane, Coco-Caprylate, Phenyl Trimethicone, Bis-Aminopropyl Diglycol Dimaleate, Propanediol, Zea Mays (Corn) Oil, Beta-Carotene, Helianthus Annuus (Sunflower) Seed Oil, Punica Granatum Seed Oil, Water/Aqua/Eau, Morinda Citrifolia Fruit Extract, Tocopherol, Pseudozyma Epicola/Camellia Sinensis Seed Oil Ferment Extract Filtrate, Fragrance (Parfum), Citral, Linalool, Limonene, Citronellol, Hexyl Cinnamal
Listed in label order, highest concentration first. Linked ingredients have their own page.
Real Reddit threads — 438 mentions across 26 threads
Olaplex No.7 Bonding Oil on Reddit, in one place — 26 threads from r/Naturalhair, r/curlyhair and 5 more, summarized.
“olaplex oil (pricey but a little goes a long way)”
Mentioned
“Olaplex no.7 bonding oil to scrunch out the cast”
Positive
“Olaplex no.7 bonding oil”
Positive
“olaplex bond oil to clap out crunch”
Positive
“an oil bonding treatment (olaplex) for post shower”
Positive
“it has physically brought my hair back to life”
Positive
“When I air dry, I throw in some Olaplex No. 7 bonding oil on the mids and ends after the leave-in.”
Positive
“Before I blow dry, I use a leave in cream, heat protectant and a sample of olaplex 7 oil.”
Positive
“once fully dry unravel using the olaplex oil”
Positive
Dupes & Alternatives
Often paired with
Products Redditors use alongside this one
Olaplex
No. 9 Bond Protector Nourishing Hair Serum
Mentioned together in 16 threads
“My favorites so far are Olaplex No. 9 and Sutra Beauty leave in. I also use the Olaplex hair oil, 3-4 drops for my entire head.”
Redken
Mentioned together in 5 threads
“I've had a lot of success using Redken Volume Injection shampoo and conditioner, Pureology Color Fanatic leave in, and Olaplex no. 7 to seal the ends once I'm finished styling.”