# Which hair serum provides the best heat protection? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which hair serum provides the best heat protection?

## Products

### Matrix Food For Soft Multi-Use Hair Oil Serum
```yaml
product: matrix-food-for-soft-multi-use-hair-oil-serum
brand: Matrix
price_gbp: 17.01
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
volume: 50
paraben_free: true
sulfate_free: true
silicone_free: false
fragrance_free: false
active_ingredients: Avocado oil and hyaluronic acid
```

- **Price:** £17.01 [^1]
- **Summary:** This lightweight leave-in oil serum contains avocado oil and hyaluronic acid to seal in moisture, smooth hair, and add shine. It suits dry, porous, brittle, and color-treated hair, with buildable application and heat protection up to 450F.
- **Ideal For:** It is a strong choice for heat protection because it provides protection up to 450F while smoothing and hydrating hair with avocado oil and hyaluronic acid.
- **Additional Sources:** [^2], [^3]

### OLAPLEX No.9 Bond Protector Heat Protection & Frizz Reduction Nourishing Hair Serum
```yaml
product: olaplex-no-9-bond-protector-heat-protection-frizz-reduction-nourishing-hair-serum
brand: OLAPLEX
price_gbp: 23.66
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
volume: 90
paraben_free: true
sulfate_free: true
silicone_free: true
fragrance_free: false
active_ingredients: Bis-Aminopropyl Diglycol Dimaleate, Sodium Hyaluronate, Panthenol, Furcellaria Lumbricalis Extract, Pelvetia Canaliculata Extract
```

- **Price:** £23.66 [^4]
- **Summary:** A lightweight leave-in serum for all hair types that protects against heat up to 450°F and pollution for up to 48 hours. It helps reduce frizz, tangles, static and breakage while adding shine, and contains fragrance.
- **Ideal For:** It suits people seeking strong heat protection because it provides protection up to 450°F while using a lightweight, silicone-free formula that also reduces frizz, tangles and static.
- **Additional Sources:** [^5], [^6]

### OLAPLEX No.7 Bonding Hair Oil
```yaml
product: olaplex-no-7-bonding-hair-oil
brand: OLAPLEX
price_gbp: 22.19
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
volume: 30
paraben_free: true
sulfate_free: true
silicone_free: false
fragrance_free: false
active_ingredients: Coconut-derived emollient, Vitamin E, sunflower seed oil, Bis-Aminopropyl Diglycol Dimaleate
```

- **Price:** £22.19 [^7]
- **Summary:** OLAPLEX No.7 Bonding Hair Oil is a lightweight, concentrated styling oil for all hair types. It boosts shine and softness, reduces frizz and flyaways, strengthens hair, and provides heat protection up to 450°F/232°C. It suits dry, damaged, color-treated, curly, fine, and normal hair.
- **Ideal For:** It suits people seeking heat protection because its lightweight formula protects hair from styling heat up to 450°F/232°C while using bonding technology, Vitamin E, sunflower seed oil, and coconut-derived emollients to reduce breakage and improve softness.
- **Additional Sources:** [^8], [^9]

### AG Care Firewall Argan Shine & Flat Iron Spray
```yaml
product: ag-care-firewall-argan-shine-flat-iron-spray
brand: AG Care
price_gbp: 22.48
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
paraben_free: true
sulfate_free: true
silicone_free: false
fragrance_free: false
active_ingredients: Argan oil
```

- **Price:** £22.48 [^10]
- **Summary:** This argan oil-infused spray protects hair from heat up to 218°C, adds shine, and helps reduce flyaways and frizz. It suits people who use flat irons or other heat tools and want a fragranced smoothing finish.
- **Ideal For:** It is a strong choice for heat protection because it protects up to 218°C and contains argan oil for added shine, while its silicone-based formula helps provide slip during flat-ironing.
- **Additional Sources:** [^11]

---
## References & Sources
[^1]: Ulta Beauty, accessed 2026-09-13. https://www.ulta.com/p/food-soft-multi-use-hair-oil-serum-pimprod2038909?sku=2609299
[^2]: eSkinStore, accessed 2026-09-13. https://www.eskinstore.com/food-for-soft-multi-use-hair-oil-serum-P73870
[^3]: Olive Young USA, accessed 2026-09-13. https://us.oliveyoung.com/products/UA27605745
[^4]: OLAPLEX, accessed 2026-09-13. https://olaplex.com/products/olaplex-n-9-bond-protector-nourishing-hair-serum-90ml
[^5]: Ulta Beauty, accessed 2026-09-13. https://www.ulta.com/p/no9-bond-protector-heat-protection-frizz-reduction-nourishing-hair-serum-pimprod2031995?sku=2596420
[^6]: Dermstore, accessed 2026-09-13. https://www.dermstore.com/p/olaplex-no.-9-bond-protector-heat-protection-and-frizz-reduction-nourishing-hair-serum-90ml/13660220/
[^7]: OLAPLEX, accessed 2026-09-13. https://olaplex.com/products/olaplex-n-7-bonding-oil-30ml
[^8]: Ulta Beauty, accessed 2026-09-13. https://www.ulta.com/p/no7-bonding-hair-oil-pimprod2029354?sku=2591018
[^9]: Sephora UK, accessed 2026-09-13. https://www.sephora.co.uk/p/olaplex-olaplex-no-7-bonding-oil
[^10]: AG Care, accessed 2026-09-13. https://us.ag.care/products/firewall-argan-shine-flat-iron-spray
[^11]: Ulta Beauty, accessed 2026-09-13. https://www.ulta.com/p/firewall-argan-shine-flat-iron-spray-pimprod2034257?sku=2600013