Medik8
Hydr8 B5 Intense Hyaluronic Acid Serum
My skin drinks this up instantly—it plumps fine lines and leaves my complexion dewy without any sticky residue. Perfect for layering under moisturizer or mixing into foundation for that lit-from-within glow.
42 of 42 ingredients identified
Informational only — check the packaging and a professional for advice.
Two exfoliating ingredients
Contains Lactic Acid, Citric Acid. Monitor for irritation, especially if combined with other actives.
Actives combined with exfoliation
This formula pairs active ingredients with exfoliation. Introduce gradually and watch for sensitivity.
Category breakdown
Humectant · 25Antioxidant · 4Preservative · 4Active · 3Solvent / vehicle · 2Soothing · 2Exfoliant · 2
Relationships
Full ingredient breakdown
2
A glucose-based humectant that hydrates and supports the skin's own moisture-management systems.
3
Pro-vitamin B5 that soothes and hydrates.
4
A gold-standard humectant that draws water into the skin.
5
The salt form of hyaluronic acid; penetrates more readily.
6
A component of the skin's natural moisturizing factor (NMF).
7
A humectant that hydrates at low levels and exfoliates at high levels.
8
A naturally occurring nitrogenous compound that serves as a cellular energy buffer; applied topically it may support ATP regeneration in skin cells, with anti-aging and photoprotective properties suggested by early clinical studies.
9
A gentle soothing and skin-conditioning agent.
10
A dimer of glycerin used as a humectant; provides hydration with a slightly richer, more substantive feel than glycerin.
11
An extract from saskatoon berry (Amelanchier alnifolia) fruit rich in anthocyanins and polyphenols, providing antioxidant and mild brightening benefits.
13
The pressed juice of black (anthocyanin-rich) carrot varieties, used as a natural antioxidant colorant and skin-conditioning ingredient distinct from orange carrot root extract.
14
A gentler AHA that also has humectant properties.
15
A mixture of peptides and amino acids obtained by hydrolysis of wheat protein, used as a humectant and film-forming skin-conditioning agent.
16
An essential amino acid used in cosmetics as a humectant to attract moisture and support the skin's natural moisturizing factor.
17
A component of the skin's natural moisturizing factor (NMF).
18
A sugar alcohol humectant derived from glucose that draws moisture into the skin and improves product texture.
19
A sugar-based humectant that holds water and helps skin resist dehydration stress.
20
The calcium salt form of vitamin B5 (pantothenic acid), which is more stable than panthenol and supports fibroblast activity, skin regeneration, and moisturization.
22
A multifunctional antioxidant that calms skin and enhances the performance of preservative systems.
23
An amino-sugar (a hyaluronic acid building block) that helps fade uneven pigmentation and supports skin hydration. Pairs well with niacinamide for tone.
24
A sulfonic amino acid that functions as a humectant and osmoprotectant, helping skin cells maintain hydration balance under osmotic stress.
25
Extract from the seeds of Glycine soja (soybean), distinct from soy oil or protein. Contains saponins, isoflavones, and polyphenolic antioxidants.
27
The hydrochloride salt of the essential amino acid lysine, used in cosmetics as a humectant and skin-conditioning agent that also supports collagen production.
28
A naturally occurring amino acid used as a humectant that helps maintain skin hydration and supports the NMF.
29
A naturally occurring amino acid that acts as a humectant and supports the skin's own moisture-retention system.
30
The hydrochloride salt form of the amino acid histidine, used as a humectant, NMF component, and mild pH buffer in cosmetic formulations.
31
A naturally occurring amino acid that functions as a humectant and is a component of the skin's natural moisturizing factor.
32
A cyclic amino acid that functions as a humectant and forms part of the skin's natural moisturizing factor.
33
A naturally occurring amino acid that functions as a humectant and contributes to the skin's natural moisturizing factor.
34
An essential amino acid used as a humectant that contributes to the skin's natural moisturizing factor.
35
An essential amino acid used in cosmetics as a humectant that supports the skin's natural moisturizing factor system.
36
An essential branched-chain amino acid used as a humectant that helps maintain skin hydration as part of the skin's natural moisturizing factor.
37
The simplest amino acid, used as a humectant that supports the skin's natural moisturizing factor.
38
An essential amino acid used as a humectant that contributes to skin moisturization, barrier integrity, and surface-level repair.
39
An essential aromatic amino acid used in cosmetics as a humectant that contributes to the skin's natural moisturizing factor.
42
An AHA most often used in small amounts to adjust pH.