The Ordinary Hyaluronic Acid 2% + B5
A budget hydrating serum that works — if you apply it to damp skin and seal it with moisturizer. Skip that step and you'll wonder what all the fuss is about.
What real owners actually say
Here's the awkward bit: the user comments don't actually talk much about The Ordinary Hyaluronic Acid. They come from a broader dermatologist-recommended skincare thread where the real star is Vanicream — derms love it, eczema sufferers swear by it, and one person even buys it as gifts for friends. The conversation around affordable, derm-backed skincare does indirectly validate The Ordinary's positioning — people clearly want effective products at honest prices. One commenter mentions The Ordinary's niacinamide serum being high-concentration and needing a strengthened skin barrier before use, cautioning that it took 2-3 weeks for skin to adapt. But as for the HA 2% + B5 specifically? The user thread is largely silent. What we do know is that the community values transparency, reasonable pricing, and products that don't overpromise — all boxes The Ordinary checks on paper.
What Glow loved
- Budget-friendly hydration that visibly plumps skin within days for many users
- Works across skin types including oily and combination skin
- Plays well with actives like retinol, tretinoin, and niacinamide in layered routines
- Lightweight enough for daily use when applied correctly
What Glow didn't
- Leaves a sticky, film-like residue if not applied to damp skin and sealed with moisturizer
- Can flake off hours after application if used without a moisturizer on top
- Reformulated version reportedly has a yellowish tint and mild burning for some
- Application method matters enormously — get it wrong and you'll think the product is useless
The YouTube reviewers who actually tried it
The YouTube reviewers are where this product comes alive — and where its quirks surface. The biggest debate across nearly every video: damp vs. dry skin application. Some creators insist you MUST apply to damp skin for it to work; others say the brand itself confirmed it doesn't matter. What's clear is that if you don't like a sticky feeling, damp skin is the way to go. Several users report a film-like residue that can flake off hours later if you skip moisturizer — one reviewer described it as a 'film-like feeling' that sits on top. The new reformulated version is apparently yellowish in color (compared to the old one) and some users report a slight burning sensation. On the upside, oily and combination skin types say it works well for them, and many notice a difference within a week — fewer breakouts, smoother texture. Reviewers consistently pair it with a moisturizer on top, and questions about layering with retinol, tretinoin, niacinamide, and adapalene dominate the comments, suggesting people treat this as a workhorse hydration step in multi-product routines.
The caveats nobody puts on the bottle
When user voice and video reviewers contradict each other, that's usually where the truth lives. Here's the disagreement.
- USER comments barely mention the HA serum directly — they praise Vanicream and general affordable skincare instead, while VIDEO reviews focus specifically on this product's real-world performance.
- VIDEO reviewers are split on damp vs. dry application, with one creator titled 'Beware' while others show glowing results — the method seems to make or break the experience.
- Several VIDEO users report dryness, flaking, and a sticky residue if the serum isn't sealed with moisturizer, which undercuts the 'hydration' promise for anyone using it wrong.
- VIDEO comments reveal the reformulated version has a yellowish tint and slight burning for some users, raising questions about whether the 'new and improved' formula is actually an upgrade.
- USER community enthusiasm for derm-recommended budget skincare aligns with The Ordinary's value proposition, but no user specifically vouches for THIS product.
The 10 videos that informed this verdict
Top YouTube reviews ranked by views. Tap a card to watch on YouTube — no autoplay, no creep tracking, no “you might also like.”