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. 2020 Mar 11;23(8):1334–1339. doi: 10.1017/S136898001900421X

Table 1.

Categories and codes describing content of blogs (n 59) featuring human infant formula recipes (n 144)

Category Calculations based on Codes/examples
Author’s rationale for HIF use
  • Presence (yes/no) of a rationale for HIF among blog posts

  • financial reasons,

  • family/friend recommendations,

  • testimonials

  • Concerns over specific ingredients

  • Worries over heat processing

  • Worries over ‘bisphenol A (BPA) found in cans

  • Desire for ‘organic ingredients’

Credentials of blogger
  • List of credentials used, if noted (frequency of each credential among blog posts)

Nutritionists, Nutritional Therapy Practitioner, Certified Nutritional Therapist, Certified Nutrition and Body Detox Coach, Registered Acupuncturist, Certified Nutritional Practitioner and Charter Herbalist, Registered Nutritional Consulting Practitioner, Licensed Clinical Psychologist, Naturopathic Physician
Advertisements for recipe ingredients
  • Presence of ads (yes/no) for recipe ingredients within blog posts

  • Kits

  • Specific ingredients

Handling procedures
  • Food safety procedures provided within the recipes (yes/no)

  • Handwashing

  • Cleaning and sanitising of infant feeding items

Storage
  • Mentioned safe storage procedures within the recipe (yes/no)

  • Safe storage of ingredients

  • Safe storage of prepared product

Expected shelf life
  • Mentioned shelf life of prepared product within the recipe (yes/no)

  • Use within a specific time frame or discard after 24 h

Protein base
  • List the types of milk-based protein sources (frequency of ingredient use within the recipes)

Whole, raw cow’s milk, raw goat’s milk, liver, fortified, commercial human milk substitute (altered by consumer), powdered goat’s milk, coconut milk, rice milk, almond milk, hemp milk, soy milk, hemp seeds, camel’s milk, evaporated cow’s milk, powdered cow’s milk, evaporated goat’s milk, Piima milk or more than one ‘protein’ base