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Humectant

Glycerin

also on labels as Glycerol · Vegetable Glycerin

Potent hygroscopic humectant that draws moisture from the air into the hair shaft, keeping coils soft, hydrated, and pliable.

humectantGood to knowHair typesOn 13 of 19 labels we've read
Ingredients · as printedSEHT Seht Shampoo

Water (Aqua), Glycerin, Sodium Lauroyl Methyl Isethionate, Cocamidopropyl Betaine, Sodium Methyl Oleoyl Taurate, Butylene Glycol, Coco-Glucoside, PEG-7 Glyceryl Cocoate, Panthenol (Pro Vitamin B5), Glycol Distearate, Glyceryl Oleate, 1,2-Hexanediol, Lauryl Glucoside, Polyquaternium-10, Caprylhydroxamic Acid.

Glycerin is 2nd, right after water.Dotted words have their own page.
Good to know

In very dry air (<30% humidity) it can pull moisture out of hair; in extreme humidity it can cause frizz/swelling.

Hair types

Notes for different hair

All porosities in moderate humidity (40–70% dew point).

General patterns from our research, not rules. Hair of the same type can respond differently, so your own results count most.
Across labels

On 13 of the 19 labels we've read

Labels list ingredients from most to least, down to about 1%. Below that, the order is free.

Cleanse 4 · Condition 5 · Leave-in 2 · Style 2 · Seal 0

  1. 2of 15
    CleanseSEHT Seht Shampoo
  2. 2of 31
    Leave-inAunt Jackie's Quench Moisture Intensive Leave-In
  3. 2of 23
    Leave-inPATTERN Beauty Detangling Nectar
  4. 2of 20
    StyleAunt Jackie's Flaxseed Don't Shrink Curling Gel
  5. 5of 21
    ConditionDesign Essentials Honey Crème Moisture Retention Masque
  6. 6of 26
    CleanseMalibu C Hard Water Wellness Shampoo
  7. 7of 40
    StyleAunt Jackie's Curl La La Curl Defining Custard
  8. 7of 26
    CleanseAunt Jackie's Oh So Clean Deep Moisturizing Shampoo
  9. 8of 24
    CleanseK18 Peptide Prep Detox Shampoo
  10. 9of 13
    ConditionSEHT Seht All Purpose Conditioner
  11. 13of 38
    ConditionCurlsmith Bond Curl Rehab Salve
  12. 27of 30
    ConditionCurlsmith Double Cream Deep Quencher Mask
  13. 36of 40
    ConditionBriogeo Don't Despair, Repair! Deep Conditioning Hair Mask

These are labels we've read by hand from brand sites and packaging, not a list of recommendations. We add more as we go.

Also humectant

Other ingredients like it

Source: The Good Coil research · Ref ING-008Get this as data (JSON)How we write these