The Ordinary Hair Care Natural Moisturizing Factors + HA, Lightweight Hydrating Scalp Serum with Hyaluronic Acid and Squalane, 60ml
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The Ordinary NMF + HA Scalp Serum combines multi-molecular hyaluronic acid with squalane and natural moisturising factors (amino acids, sodium PCA, urea, lactic acid) in a lightweight dropper format designed for pre-wash overnight scalp hydration — consistent with The Ordinary's evidence-based, no-frills formulation approach. Best for dry, flaky scalp and sensitive or reactive scalp.
According to the AIScored 0–100 scoring system, The Ordinary Hair Care Natural Moisturizing Factors + HA, Lightweight Hydrating Scalp Serum with Hyaluronic Acid and Squalane, 60ml scores 74.0/100, ranking #11 out of 29 products in Hyaluronic Acid Serums (2026). Strongest category: Value For Money (83.0/100). Weakest: Texture Experience (61.0/100).
Is The Ordinary Hair Care Natural M... worth buying?
“The Ordinary's NMF + HA Scalp Serum scores 74/100 and genuinely tackles scalp irritation and flakiness with its lightweight hyaluronic acid and squalane formula, leaving no greasy residue. It's particularly effective if you wear hair extensions, as it hydrates without interfering with adhesive bonds.”
What Do Reviewers Say About The Ordinary Hair Care Natural Moisturizing Factors + HA, Lightweight Hydrating Scalp Serum with Hyaluronic Acid and Squalane, 60ml?
Sample excerpts from currently available source material used in this product analysis.
"Post-menapausal lady here, hasn't made the slightest bit of difference other than makes my hair greasy. Don't waste your money. I now use warm coconut oil and leave in for 45 mins."
"This product completely upgraded my hair care routine. I have a dry, sensitive scalp that reacts badly to most hair products, especially those with heavy oils, which only make the dryness and irritation worse. This has been a game-changer f..."
"Lo he usado una vez. Es cierto que te deja el pelo con grasa pero es que el producto no es para ponértelo e irte a la calle. Te lo aplicas por la noche, por la mañana te lo lavas y queda super brilloso."
"I bought this to help with my itchy scalp and it's a lovely soothing product. The bottle design is good for easy application with the dropper tip and is a good size. A little also goes a long way, so I think I'll be using this for some time..."
"I’m not sure if I’m using as much as I should be but when I did my scalp definitely did feel really good because it was itchy from my sew in but I would definitely recommend it"
How does The Ordinary Hair Care Natural Moistu... score?
Detailed score breakdown and key findings from our analysis of 11 reviews across 1 source.
Pros
- +Effectively soothes dry, itchy, and flaky scalp including severe conditions like psoriasis flare-ups
- +Lightweight HA + squalane combination hydrates without heavy occlusion or residue buildup
- +Extension-friendly — reported not to interfere with tape-in or sew-in adhesive bonds
- +Well-tolerated on sensitive scalps with no fragrance or known high-irritancy actives
- +Strong value for money relative to performance, typical of The Ordinary's pricing model
Cons
- -Leaves hair visibly greasy overnight — unsuitable as a leave-in or daytime product
- -Limited efficacy for hormonal or advanced scalp dryness (post-menopausal profile)
- -No INCI list provided to assess full preservative profile or precise active concentrations
- -Results vary significantly depending on the underlying cause of scalp condition
Best For
Watch Out
- !Must be washed out — overnight greasiness makes it unsuitable for daytime or leave-in use
- !Post-menopausal or hormonal scalp dryness may require more targeted actives (e.g. niacinamide, zinc)
- !Scalp psoriasis improvement is user-reported only — not a clinically validated treatment
- !This is a scalp/hair product listed in a face-serum category — not intended for facial skin use
What is The Ordinary Hair Care Natural Moisturizing Factors + HA, Lightweight Hydrating Scalp Serum with Hyaluronic Acid and Squalane, 60ml?
The Ordinary Hair Care Natural Moisturizing Factors + HA, Lightweight Hydrating Scalp Serum with Hyaluronic Acid and Squalane, 60ml is a hyaluronic acid serums product, scoring 74.0/100 on AIScored.
- • The Ordinary Hair Care Natural Moisturizing Factors + HA, Lightweight Hydrating Scalp Serum with Hyaluronic Acid and Squalane, 60ml.
How We Score Supplements
Our methodology analyses review data, ingredient science, and product information, then scores each product on a 0-100 scale across evidence-based categories:
Effectiveness
How well the product delivers its claimed benefits, based on reviews and ingredient evidence.
Ingredient Quality
Bioavailable forms, clinically effective dosages, clean label, minimal fillers.
Value for Money
Price relative to ingredient quality, dosage count, and effectiveness.
Side Effects Profile
Higher score = fewer side effects. 100 means virtually no adverse reactions reported.
Certifications & Testing
Third-party lab testing, GMP certification, and independent quality verification.
Overall Score
Weighted combination of all factors. Our bottom-line recommendation.
Price History (90 days)
Frequently Asked Questions
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Disclaimer: AIScored provides research-backed summaries based on publicly available reviews and product information. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Affiliate links may earn us a commission at no extra cost to you.
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