# What is the most cost-effective baby formula per serving? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the most cost-effective baby formula per serving?

## Products

### Similac Similac Pro-Advance Infant Formula Powder
```yaml
product: similac-similac-pro-advance-infant-formula-powder
brand: Similac
price_gbp: 29.13
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
prebiotics: 2'-FL (2‑fucosyllactose) and short-chain fructooligosaccharides
fat_content: 5.6 g per 5 fl oz prepared
iron_content: 1.8 mg per 5 fl oz prepared
calcium_content: 78 mg per 5 fl oz prepared
protein_content: 2.07 g per 5 fl oz prepared
carbohydrate_content: 10.5 g per 5 fl oz prepared
```

- **Price:** £29.13 [^1]
- **Summary:** Similac Pro-Advance is a milk-based, iron-fortified infant formula with DHA, lutein, vitamin E, no palm olein oil, and added 2'-FL HMO for immune support; it's designed to support brain, eye, bone, and immune development. It's suitable for infants in their first year who need a breast-milk-like, nutrient-complete formula with prebiotics.
- **Ideal For:** Cost-effectiveness per serving: its standard prepared serving provides 100 kcal with 2.07 g protein and added 2'-FL prebiotic, offering a typical nutrient profile and broad retail availability that help lower cost-per-serving when bought in larger value cans.

### Earth's Best Earth's Best Organic Dairy Infant Formula Powder Stage 1
```yaml
product: earth-s-best-earth-s-best-organic-dairy-infant-formula-powder-stage-1
brand: Earth's Best
price_gbp: 14.41
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
organic: true
prebiotics: Fructooligosaccharide (FOS)
fat_content: 5 g per 5 fl oz prepared
iron_content: 1.8 mg per 5 fl oz prepared
calcium_content: 78 mg per 5 fl oz prepared
protein_content: 2.2 g per 5 fl oz prepared
carbohydrate_content: 11 g per 5 fl oz prepared
```

- **Price:** £14.41 [^2]
- **Summary:** USDA Organic milk-based infant formula (birth to 12 months) with DHA, ARA, lutein and added prebiotic fructooligosaccharide. Contains 100 calories per 5 fl oz prepared and meets FDA requirements for infant nutrition; suited for parents seeking an organic, lactose-based formula.
- **Ideal For:** Cost-effective per serving because it provides standard 100 kcal/5 fl oz servings with common nutrient levels (2.2 g protein, 5 g fat, 11 g carbohydrate) in a 21 oz can that is widely sold, enabling lower per-serving cost through regular retail availability.

### Enfamil Enfamil NeuroPro Infant Formula Powder
```yaml
product: enfamil-enfamil-neuropro-infant-formula-powder
brand: Enfamil
price_gbp: null
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
prebiotics: Contains galactooligosaccharides (GOS) and polydextrose (PDX) and HuMO6
fat_content: 48% of calories (fat)
protein_content: 9% of calories (protein)
carbohydrate_content: 43% of calories (carbohydrate)
```

- **Price:** £None [^3]
- **Summary:** Enfamil NeuroPro is a cow-milk-based infant powdered formula with a 65:35 whey:casein ratio, added MFGM and DHA for brain support, and a prebiotic blend for gut support. It's available in multiple can sizes (e.g., 20.7 oz, 28.3 oz, 31.4 oz) suitable for standard infant feeding from 0-12 months.
- **Ideal For:** Ideal for cost-per-serving comparisons because it provides 20 kcal/fl oz, a higher fat percentage (48% calories) and concentrated calorie yield per can (e.g., 4040 calories per 28.3 oz can) which increases servings per container.

### Gerber Gerber Good Start GentlePro Infant Formula Powder
```yaml
product: gerber-gerber-good-start-gentlepro-infant-formula-powder
brand: Gerber
price_gbp: 34.36
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
prebiotics: Yes (2'-O-Fucosyllactose)
fat_content: 5.1 g per 5 fl oz prepared
iron_content: 1.5 mg per 5 fl oz prepared
calcium_content: 67 mg per 5 fl oz prepared
protein_content: 2.2 g per 5 fl oz prepared
carbohydrate_content: 11.2 g per 5 fl oz prepared
```

- **Price:** £34.36 [^4]
- **Summary:** Gerber Good Start GentlePro is a 32 oz powdered infant formula with partially hydrolyzed whey (Comfort Proteins), added DHA, prebiotics (2'-O-Fucosyllactose) and probiotics to support digestion and brain/eye development. It is non-GMO and formulated for infants 0-12 months who need a gentle, easy-to-digest powder formula. 
- **Ideal For:** Cost-effectiveness: suitable for cost-per-serving comparisons because it is a standard 32 oz powdered infant formula with typical macronutrient levels and common serving preparation (1 scoop per 2 fl oz), making per-serving cost straightforward to calculate from retailer prices.

### HiPP HiPP Combiotic Organic Infant Formula Stage 1 (Dutch)
```yaml
product: hipp-hipp-combiotic-organic-infant-formula-stage-1-dutch
brand: HiPP
price_gbp: 37.35
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
organic: true
prebiotics: Galacto-oligosaccharides (GOS) 0.3 g per 100 ml prepared
fat_content: 3.6 g per 100 ml prepared
iron_content: 0.5 mg per 100 ml prepared
calcium_content: 70 mg per 100 ml prepared
protein_content: 1.25 g per 100 ml prepared
carbohydrate_content: 7.0 g per 100 ml prepared
```

- **Price:** £37.35 [^5]
- **Summary:** HiPP Dutch Combiotic Stage 1 is an organic, lactose-only infant formula with reduced protein, added long-chain polyunsaturated fatty acids (ARA/DHA), and both prebiotics (GOS) and probiotic lactic cultures. It's formulated to resemble breast milk's composition and suits newborns 0-6 months as a sole or supplementary feed. Nutrient values listed are per 100 ml of prepared formula.
- **Ideal For:** Cost-effectiveness per serving: the formula's relatively low protein (1.25 g/100 ml) and high energy density (66 kcal/100 ml) with added prebiotics (GOS) make it efficient per-calorie and supportive of gut health, reducing volume needed per feeding.

### Kirkland Signature Kirkland Signature Infant Formula (Powder)
```yaml
product: kirkland-signature-kirkland-signature-infant-formula-powder
brand: Kirkland Signature
price_gbp: null
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
prebiotics: 2'-FL and LNnT human milk oligosaccharides (HMOs)
fat_content: 5.6 g per 100 kcal
iron_content: Ferrosoferric sulfate listed as ingredient (amount not specified)
protein_content: 2.07 g per 100 kcal
carbohydrate_content: 10.5 g per 100 kcal
```

- **Price:** £None [^6]
- **Summary:** Kirkland Signature ProCare Infant Formula is a milk-based routine formula modeled after breast milk, with a 52:48 whey-to-casein protein ratio, 2 HMOs (2'-FL and LNnT), DHA, lutein, and no palm olein oil. It provides 20 kcal/oz and is positioned as a non-GMO, gluten-free, kosher and halal option for term infants 0-12 months. It suits parents seeking breast-milk-like ingredients at lower cost. 
- **Ideal For:** Ideal for cost-effectiveness per serving because it delivers 2.07 g protein, 5.6 g fat, 10.5 g carbohydrate per 100 kcal and added HMOs (2'-FL, LNnT) while being sold in large club-size containers. 

---
## References & Sources
[^1]: Smiths Food and Drug (Kroger), accessed 2026-06-13. https://www.smithsfoodanddrug.com/p/similac-pro-advance-powdered-infant-formula/0007007466439
[^2]: Publix, accessed 2026-06-13. https://www.publix.com/pd/earths-best-organic-dairy-milk-based-powder-infant-formula-with-iron/RIO-PCI-129356
[^3]: Mead Johnson HCP product page, accessed 2026-06-13. https://hcp.meadjohnson.com/products/enfamil-neuropro-infant
[^4]: Fred Meyer, accessed 2026-06-13. https://www.fredmeyer.com/p/gerber-good-start-gentlepro-with-iron-baby-formula-powder/0005000047263
[^5]: Formuland, accessed 2026-06-13. https://formuland.com/products/hipp-dutch-stage-1-organic-combiotic-formula-800g
[^6]: Perrigo Pediatrics (manufacturer product page), accessed 2026-06-13. https://perrigopediatrics.com/products/kirkland-signature-procare