Jack Black

Jack Black Double-Header® Shampoo + Conditioner

2-in-1 Natural Formula with Coconut Oil and Kelp Extracts

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The Jack Black Double-Header® Shampoo + Conditioner with Coconut Oil & Kelp Extract (473 ml) is a convenient 2-in-1 shampoo and conditioner that nourishes both hair and scalp.

The gentle, sulfate-free formula removes dirt and oil build-up while adding moisture to hair strands. It’s made with Creatine to add volume and shine and White Lupine to promote a healthy, flake-free scalp. This product is part of Jack Black's Pure Science line and features certified organic ingredients, is vegan and produced in the USA.


  • Conditions & Detangles

Coconut Oil is an active ingredient that helps detangle and add moisture to hair

  • 2-in-1 

Shampoo and condition all at once for simple, effective self-care

  • Strengthens 

Formulated with White Lupine Protein which contains antioxidants which can help hair stay strong and healthy

  • Natural & Organic 

Blended with the finest natural ingredients for ultimate hair health

Discover more from Jack Black on Humanery.com

  • Jack Black
  • Conditioning
Key Ingredients
  • Coconut
  • Creatine
  • Kelp Extracts
Other Features
  • Hair Care & Styling
Product Type
  • Shampoo
Routine Essentials
  • Step 1: Shampoo
  1. Wet your hair thoroughly.
  2. Apply the product to your hair and massage it into your scalp for about two minutes.
  3. Rinse off the shampoo and repeat if needed.
  4. Dry the hair with a clean towel.
  5. Airdry the hair or use a hairdryer.
  6. Follow up with a hair moisturiser or styling product and style as desired.
  • Water (Aqua)
  • Disodium Laureth Sulfosuccinate
  • Sodium Methyl Cocoyl Taurate
  • Cocamide MEA
  • Cocamidopropyl Hydroxysultaine
  • PEG-7 Glyceryl Cocoate
  • Amodimethicone
  • Sodium Lauryl Sulfoacetate
  • Sodium Lauroyl Sarcosinate
  • Decyl Glucoside
  • Lauryl Glucoside
  • Glycerin
  • Coconut Oil Glycereth-8 Esters
  • Dimethicone
  • Shea Butter Glycereth-8 Esters
  • Cocos Nucifera (Coconut) Water
  • Citrus Grandis (Grapefruit) Peel Oil*
  • Camellia Sinensis Leaf Extract*
  • Macrocystis Pyrifera (Kelp) Extract*
  • Ocimum Basilicum (Basil) Leaf Extract*
  • Cocos Nucifera (Coconut) Oil
  • Oryza Sativa (Rice) Extract
  • Hydrolyzed Lupine Protein
  • Oryza Sativa (Rice) Seed Protein
  • Salvia Lavandulaefolia (Sage) Leaf Oil
  • Phytic Acid
  • Creatine
  • Mentha Piperita (Peppermint) Oil
  • Panthenol
  • Citric Acid
  • Ethylhexylglycerin
  • Glycol Distearate
  • Acrylates Copolymer
  • Cetrimonium Chloride
  • Polyquaternium-10
  • Trideceth-12
  • Polyquaternium-7
  • C11-15 Pareth-7
  • Laureth-23
  • PEG-150 Distearate
  • Laureth-4
  • Sodium Phytate
  • Laureth-9
  • Dipropylene Glycol
  • Cystine Bis-PG-Propyl Silanetriol
  • Sodium Hydroxide
  • BHT
  • Phenoxyethanol
  • Chlorphenesin
  • Potassium Sorbate
  • Sodium Benzoate
  • Benzyl Alcohol
  • Limonene
  • Linalool
* Please be aware that the ingredients in the product may be changed from time to time by the manufacturer. For the most up to date list of ingredients, please refer to the list on the product package you receive.