Skip to main content
Formula Atlas
Label Literacy

How to Read a Baby Formula Label - US and EU Labels Side by Side

Every formula tin carries a lot of information - some regulated, some marketing, some deliberately confusing. This guide walks through every section of both US (FDA 21 CFR 107) and EU (2016/127) labels, what each field actually means, and which claims are regulated versus advisory. By the end you should be able to decode any infant formula label in under 60 seconds.

By María López Botín· Last reviewed · 9 min read
How to Read a Baby Formula Label - US and EU Labels Side by Side
On this page
  1. The five sections on every label
  2. Section 1: Identity
  3. Section 2: Nutrition panel
  4. Section 3: Ingredient list
  5. Section 4: Directions
  6. Section 5: Manufacturer and regulatory info
  7. Marketing claims: what's regulated and what isn't
  8. Claims to approach skeptically
  9. A 60-second label read
  10. FAQ
  11. Primary sources
  12. Related reading
By María López Botín · Mother of 2, researching infant formula and infant nutrition since 2018

A US infant formula label is governed by both FDA 21 CFR Part 107 (infant-specific) and 21 CFR Part 101 (general food labeling). An EU label is governed by Regulation 2016/127 plus Regulation 1169/2011 (general food information). The two systems agree on the big ideas — nutrient disclosure, allergen identification, shelf-life marking — but differ on specific claims, nutrient formats, and what the ingredient list is allowed to say. Understanding these rules is the difference between comparing two formulas on substance and comparing them on marketing language.

Every US infant formula label must carry the product name, net weight, ingredient list in descending order by weight, nutrition information per reconstituted 100-calorie serving, FDA-registered manufacturer, preparation directions, storage instructions, and a use-by date. EU labels carry similar information in a standardized per-100-ml format with additional required declarations for DHA, lactose claims, and organic certification. Voluntary claims ('gentle,' 'sensitive,' 'closest to breast milk') are regulated differently between jurisdictions, and some claims permitted in the US are not permitted in the EU.

The five sections on every label

Every infant formula label. US or EU, has five major sections. Reading them in order tells you roughly 80% of what you need to know.

  1. Identity, what the product is
  2. Nutrition panel, what's in it, quantified
  3. Ingredient list, what it's made from, in descending order
  4. Directions, how to prepare and store
  5. Manufacturer and regulatory info, who made it, where, and under what framework

Secondary sections include marketing claims, certification logos, allergen disclosures, and product-specific warnings.

Section 1: Identity

US labels

Required:

  • Statement of identity, "Infant Formula" must appear prominently
  • Product name, e.g., "Similac Pro-Advance Infant Formula"
  • Descriptor, indicating protein source ("Milk-Based"), modification ("Hypoallergenic"), or special indication ("For Supplementary Feeding")
  • Stage / age range, "0-12 months" or "Infant formula with iron" (the iron-fortified designation is FDA-required for most US formulas)

Optional but common:

  • Brand family, "Advance," "Pro-Sensitive," "NeuroPro"
  • Benefit claim, "Gentle," "Sensitive," "For Fussiness and Gas"

EU labels

Required:

  • Statement of identity, "Infant formula" (0-6 months) or "Follow-on formula" (6+ months)
  • Specific product name
  • Stage indication, clearly visible ("Stage 1," "PRE," "Stage 2," "Stage 3")
  • Age range in months, minimum required; often with a visual timeline

Optional:

  • Certification logos (EU Organic, Demeter, Bioland)
  • Country of manufacture visible on the front

Decoding identity

  • "Infant formula" is regulatory terminology indicating 0-6 months (EU) or 0-12 months (US). Always verify which system's label you are reading.
  • "Follow-on formula" is EU-specific for 6 and months.
  • "Toddler formula" is distinct from infant formula and is regulated more loosely, see when to switch formula stages.
  • "Hypoallergenic" on a US label is a regulated term requiring clinical hypoallergenicity evidence (typically extensively hydrolyzed or amino-acid formulas). On EU labels, "HA" typically indicates partially hydrolyzed, less rigorous.

Section 2: Nutrition panel

The nutrition panel is the most directly comparable element between labels, once you understand the formats.

US format (FDA)

  • Per 100 calories is the required US format (21 CFR 107.10)
  • Calories, protein, fat, carbohydrate, vitamins, minerals all quantified per 100 kcal
  • Some labels also provide per-serving values (typically 5-fl oz prepared bottle)
  • The per-100-calorie denominator normalizes across brands, useful for comparison

EU format

  • Per 100 ml prepared is the standard EU format
  • Some labels also show per 100 g of powder
  • EU Regulation 2016/127 sets minimum and maximum values for each nutrient (different from US which has mostly minimums)

Converting between formats

A typical infant formula is ~67-70 kcal/100 ml. So per-100-kcal and per-100-ml values differ by approximately this factor:

  • US label: 1.5 g protein/100 kcal = ~1.05 g protein/100 ml
  • EU label: 1.4 g protein/100 ml = ~2.0 g protein/100 kcal

This matters when comparing a US brand directly to an EU brand — always convert to the same denominator.

Key nutrients to check

NutrientTypical RangeWhat to Look For
Energy60-70 kcal/100 mlStandard; very uniform across brands
Protein1.2-1.5 g/100 ml (Stage 1)Lower = closer to breast milk
Fat3.2-3.8 g/100 mlStandard; fat source matters more than total
Carbohydrate7.0-8.5 g/100 mlCheck ingredient list for what carb specifically
Sodium15-30 mg/100 mlLower is generally preferred for infants
Iron0.3-1.2 mg/100 ml (Stage 1)EU: 0.3-0.7; US: 1.0-1.8 typically
DHA10-20 mg/100 ml (EU mandatory)Varies; absent in some older US formulas
Calcium50-80 mg/100 mlStandard

Section 3: Ingredient list

The ingredient list is where most of the useful information lives — and where marketing claims get exposed or confirmed.

How ingredient lists work

  • Descending order by weight (both US and EU)
  • First ingredient = most by weight in the finished product
  • Compound ingredients often shown with their sub-ingredients in parentheses

Reading the first five ingredients

The first 5 ingredients give you ~80% of the picture:

Example: Bobbie Original (good signal):

Organic Nonfat Milk, Organic Lactose, Organic Whey Protein Concentrate, Organic High Oleic Sunflower Oil, Organic Palm Oil...

First 3 ingredients are milk-based protein, lactose, and whey. Fat blend fourth. Clean profile.

Example: Similac Pro-Advance (standard US):

Nonfat Milk, Lactose, Whey Protein Concentrate, High Oleic Safflower Oil, Soy Oil, Coconut Oil...

Similar structure; larger vegetable oil blend; not organic.

Example: Happy Baby Organic Infant (label reality check):

Organic Nonfat Milk, Organic Maltodextrin, Organic Glucose Syrup Solids, Organic Palm Olein or Palm Oil, Organic Soy Oil...

Maltodextrin and glucose syrup solids appear in positions 2 and 3 — higher proportion than lactose despite the marketing emphasizing "organic lactose." See the Happy Baby Organic brand hub for the full discussion.

Common ingredients decoded

  • Lactose, natural milk sugar; the primary carb in breast milk and in most Stage 1 formulas
  • Whey protein concentrate / isolate / hydrolysate, milk protein forms, progressively more processed; hydrolysates = broken down for easier digestion or allergy management
  • Maltodextrin, corn-derived polysaccharide, cheaper than lactose, added in some formulas (particularly follow-on and US "sensitive" lines). See our maltodextrin explainer.
  • Corn syrup solids / glucose syrup solids, corn-derived sugars; common in US "sensitive" formulas
  • Palm oil / palm olein, source of palmitic acid; contested; see our palm oil explainer
  • High oleic safflower/sunflower oil, healthy unsaturated fat source, present in most formulas
  • Schizochytrium sp. oil, algal source of DHA
  • Mortierella alpina oil, fungal source of ARA
  • Fish oil: DHA source (alternative to algal); some brands use this
  • Galactooligosaccharides (GOS) / Fructooligosaccharides (FOS) , prebiotics derived from lactose (GOS) or chicory (FOS)
  • 2'-Fucosyllactose (2'-FL), a human milk oligosaccharide (HMO); increasingly added to premium US formulas
  • Taurine / L-Carnitine / Inositol / Nucleotides, amino acids and adjuncts; typical additions across most modern formulas
  • Iron sulfate / pyrophosphate / bisglycinate, iron forms; bisglycinate and pyrophosphate are generally considered gentler on the infant gut
  • Metafolin (L-methylfolate), the bioactive form of folate; preferred over folic acid for some metabolic indications
  • Beta-carotene, vitamin A precursor
  • Carrageenan, thickener; controversial; typically not in modern Stage 1 formulas but appears occasionally in RTF liquid

Red flags in an ingredient list

  • Corn syrup solids as a first or second ingredient (US "sensitive" formulas), deliberate choice, not always negative but worth noting
  • Maltodextrin as primary carbohydrate in a Stage 1 formula — indicates something other than lactose-first design
  • Carrageenan in ready-to-feed liquid, safety debated
  • Synthetic beta-carotene, indicates older formulation
  • "Natural and artificial flavors", not appropriate in any infant formula; rare in modern products

Section 4: Directions

What this section should tell you

  • Exact water-to-powder ratio (typical: 1 scoop per 2 fl oz water)
  • Water temperature guidance (most now specify 70°C / 158°F per WHO)
  • Sequence (water first, then powder, or vice versa, brand-specific)
  • Storage of prepared bottle (2 hours room temp / 24 hours fridge — see storing baby formula)
  • Storage of opened tin (4 weeks typical)
  • Sterilization instructions for equipment

Common inconsistencies

  • Some US labels still recommend room-temperature water (older FDA guidance); WHO and current CDC guidance recommend 70°C
  • Water source guidance varies, see water for baby formula
  • Scoop size can vary between brands; don't interchange scoops

Section 5: Manufacturer and regulatory info

US labels

  • Manufacturer name and address (required)
  • FDA registration, not always explicitly stated but implicit if the product is legally sold in the US
  • Country of manufacture, required for imported products, often stated for domestic
  • Use-by date, typically on the bottom of the tin

EU labels

  • Manufacturer name and address (required)
  • Country of manufacture, required
  • Batch and lot information, required, typically on bottom or side
  • Best-before date, required, EU date format (DD/MM/YYYY)
  • EU organic certification number (if organic)

Decoding regulatory status

  • "FDA Registered", all US-sold infant formula must be; a marketing claim rather than a distinguishing feature
  • "Meets EU 2016/127 standards", indicates EU regulatory compliance; relevant for imports
  • "Organic" on a US label, requires USDA Organic or foreign equivalent certification
  • "Organic" on an EU label, requires EU Organic certification (2018/848)

For the full regulatory framework context, see our companion explainers:

Marketing claims: what's regulated and what isn't

Regulated claims (US)

  • "Hypoallergenic": FDA-regulated; requires clinical evidence of hypoallergenicity (typically extensively hydrolyzed or amino-acid formulas)
  • "Organic". USDA Organic certification required
  • "For lactose sensitivity", reduced-lactose or lactose-free; regulated nutrient thresholds
  • "Iron-fortified", regulated nutrient threshold

Less regulated claims (US)

  • "Gentle", largely marketing; may indicate partially hydrolyzed protein
  • "Sensitive", typically reduced-lactose; commercial positioning
  • "Premium", marketing
  • "For fussiness and gas", marketing, weak evidence base
  • "Closer to breast milk", weakly regulated; comparative nutrition claims can be made but specific claims ("identical to," "equivalent to") are prohibited
  • "Supports immune system", generally regulated; structure claims allowed, disease claims prohibited
  • "Supports brain development", similar; DHA-based claims are commonly made

EU-specific regulations

The EU has stricter rules on health claims in infant formula marketing. Many claims permitted on US labels are not allowed on EU labels, particularly:

  • Comparisons to breast milk
  • "Gentle" or "comfort" claims without clinical backing
  • Images of cartoon babies suggesting health benefits

This is partly why EU organic formulas generally have more straightforward labels than US premium formulas.

Claims to approach skeptically

  • "Supports cognitive development", every DHA-containing formula makes this claim; it's not a differentiator
  • "Prebiotic blend for gut health": GOS, FOS, HMO all have some evidence; specific claims about reduced infection rates are often weakly supported
  • "Closest to breast milk", no formula is identical to breast milk; this claim is generally marketing with limited regulatory meaning
  • "Helps reduce fussiness", weak clinical evidence base; see colic and formula choice
  • "Exclusive blend", indicates proprietary formulation but doesn't indicate clinical superiority

A 60-second label read

For any formula you're considering:

  1. Identify the category, infant formula (0-6 or 0-12 months)? Follow-on? Specialty?
  2. Scan the first 5 ingredients, milk-first? Lactose or maltodextrin? Palm oil or not?
  3. Check DHA presence, mandatory in EU; variable in older US products
  4. Note iron level. EU Stage 1 is lower than US (meaningful nutritional difference)
  5. Verify stage and age, match to baby's age appropriately
  6. Look for red flags, corn syrup solids, maltodextrin primary, carrageenan in liquid
  7. Check certification logos. USDA Organic, EU Organic, Demeter, Bioland, Clean Label Project, Non-GMO Project

Six of these seven checks take about 60 seconds with practice. The seventh (certification interpretation) warrants our companion organic certifications compared explainer.

FAQ

What do ingredient lists on baby formula mean?
Ingredients are listed in descending order by weight in the finished product. The first ingredient is the largest component. For most Stage 1 formulas, the first ingredient should be some form of milk (nonfat, whole, or whey protein) followed by the primary carbohydrate (lactose is preferred; maltodextrin or glucose syrup solids indicate a different formulation approach). The first 3-5 ingredients give you most of the useful information.
What's the difference between US and EU formula labels?
US labels use per-100-calorie format; EU labels use per-100-ml format. US labels are regulated by FDA 21 CFR 107 with mostly minimum nutrient values; EU labels under 2016/127 have both minimums and maximums. EU labels are stricter on health claims. DHA is mandatory on EU Stage 1 formulas; variable in older US formulas. Both systems require similar core information (ingredients in descending order, allergens, net weight, preparation directions).
What does 'organic' on a formula label guarantee?
US 'Organic' requires USDA Organic certification, at least 95% organic ingredients by weight, strict farming standards, no synthetic pesticides. EU 'Organic' requires EU Organic certification (2018/848) with similar strictness but different standards for some specific practices. Demeter certification goes beyond organic with biodynamic farming requirements. See our organic certifications compared explainer for a full breakdown.
Are 'gentle' and 'sensitive' formulas different from regular formulas?
The marketing terminology is less regulated than the underlying formulation. 'Gentle' typically indicates partially hydrolyzed protein (easier digestion for some infants). 'Sensitive' typically indicates reduced-lactose or lactose-free (addressing perceived lactose intolerance that is uncommon in infants). Neither is a meaningful clinical designation for most healthy infants, see our infant lactose intolerance explainer for the underlying discussion.
What does 'hypoallergenic' mean on a formula label?
On US labels, 'Hypoallergenic' is FDA-regulated and requires clinical evidence of hypoallergenicity, typically extensively hydrolyzed (eHF) or amino-acid-based (AAF) formulas such as Nutramigen, Alimentum, EleCare, and Puramino. Partially hydrolyzed formulas (HA, Gentlease, Good Start GentlePro) do not meet this standard and should not be used for diagnosed CMPA. See our CMPA explained pillar for the clinical framework.
What should the first ingredient on infant formula be?
For standard cow-milk-based infant formulas, the first ingredient is typically nonfat milk, whole milk, or whey protein. For follow-on formulas and some 'sensitive' products, lactose may appear second. For partially hydrolyzed formulas, hydrolyzed whey protein isolate may be first. For extensively hydrolyzed formulas, casein hydrolysate is first. The appropriate first ingredient depends on the product category.
Why do some labels have per-serving values and others per 100 ml?
US labels (FDA 21 CFR 107) use per-100-calorie format as the regulated standard; manufacturers may optionally add per-serving or per-ounce values. EU labels (2016/127) use per-100-ml format of reconstituted formula. A typical formula has ~67 kcal per 100 ml, so you can convert between formats using this approximation. For direct brand comparison, always use the same denominator.
What does 'DHA' in infant formula mean?
DHA is docosahexaenoic acid, an omega-3 fatty acid that makes up a significant portion of brain fat. Breast milk contains DHA. EU Regulation 2016/127 made DHA mandatory in infant formulas sold in the EU. US formulas typically include DHA but not uniformly required. Sources vary: algal (Schizochytrium sp.) is vegetarian-suitable; fish oil is an alternative. See our DHA explainer for the full picture.

Primary sources

  1. FDA, 21 CFR Part 107 Infant Formula regulations including labeling requirements. ecfr.gov
  2. FDA, 21 CFR Part 101 Food Labeling regulations. ecfr.gov
  3. EU Regulation 2016/127: Infant formula and follow-on formula. eur-lex.europa.eu
  4. EU Regulation 1169/2011: Food information to consumers.
  5. USDA: National Organic Program labeling requirements. ams.usda.gov
  6. Codex Alimentarius: International food standards for infant formula (Codex Stan 72-1981).

This site provides research and comparisons, not medical advice. Consult your pediatrician before changing your baby's formula.