# What are the best baby formulas for promoting sleep? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the best baby formulas for promoting sleep?

## Products

### Similac Similac Pro-Advance Non-GMO Infant Formula Powder Stage 1
```yaml
product: similac-similac-pro-advance-non-gmo-infant-formula-powder-stage-1
brand: Similac
price_gbp: 29.05
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
prebiotics: 2'-FL HMO (human milk oligosaccharide)
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:** £29.05 [^1]
- **Summary:** Similac Pro-Advance Non-GMO Stage 1 is a milk-based infant formula with 2'-FL HMO to support immunity, an OptiGRO blend including DHA for brain and eye development, and a nutrient profile matched for infants (protein, carbs, fats, minerals). It's non-GMO and formulated to be similar to breast milk for early feeding needs. Packaging commonly available in 30.8 oz cans.
- **Ideal For:** Suitable for parents seeking a non-GMO formula that may support sleep by providing a balanced macronutrient profile (5.6 g fat, 10.5 g carbohydrate per 5 fl oz) and added 2'-FL prebiotic to support digestion.
- **Additional Sources:** [^2], [^3], [^1], [^2], [^3]

### Gerber Good Start Gerber Good Start Soothe Pro Infant Formula Powder Stage 1
```yaml
product: gerber-good-start-gerber-good-start-soothe-pro-infant-formula-powder-stage-1
brand: Gerber Good Start
price_gbp: null
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
prebiotics: 2'-FL HMO
fat_content: 5.1 g per 5 fl oz prepared
iron_content: 1.5 mg per 5 fl oz prepared
calcium_content: 72 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:** £None [^4]
- **Summary:** Soothe Pro is a stage 1 infant powder formulated for sensitive tummies, using enzymatically hydrolyzed whey proteins, 2'-FL HMO prebiotic, and probiotic Lactobacillus reuteri to reduce fussiness and support digestion. It provides complete infant nutrition with DHA and added iron for growth and development and is available in multiple can sizes.
- **Ideal For:** Suitable for promoting sleep in fussy infants because it contains hydrolyzed comfort proteins, 2'-FL HMO prebiotic, and L. reuteri probiotic that are clinically shown to reduce crying and fussiness.
- **Additional Sources:** [^5], [^6], [^4], [^5], [^6]

### ByHeart ByHeart Whole Nutrition Infant Formula Stage 1
```yaml
product: byheart-byheart-whole-nutrition-infant-formula-stage-1
brand: ByHeart
price_gbp: 32.77
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
organic: Contains organic ingredients (organic whole milk and other organic components)
prebiotics: Organic galactooligosaccharides (GOS)
fat_content: 5.8g per 5 fl oz prepared
iron_content: 1mg per 5 fl oz prepared
calcium_content: 78mg per 5 fl oz prepared
protein_content: 2g per 5 fl oz prepared
carbohydrate_content: 10.3g per 5 fl oz prepared
```

- **Price:** £32.77 [^7]
- **Summary:** ByHeart Whole Nutrition Stage 1 is a 0-12 month infant formula made from organic grass-fed whole milk with a patented protein blend (including alpha-lactalbumin and lactoferrin), added DHA, and GOS prebiotics; it's formulated to support digestion, brain and eye development, and softer stools. It contains no soy, corn syrup, palm oil, maltodextrin, or artificial growth hormones. 
- **Ideal For:** Suitable for promoting sleep because it uses whole milk fats (5.8g per 5 fl oz) and lactose-based carbohydrates (10.3g per 5 fl oz) with a breast-milk-like protein blend (2g per 5 fl oz) that may support satiety and comfortable digestion. 
- **Additional Sources:** [^8], [^9], [^7], [^8], [^9]

### Earths Best Earths Best Organic Gentle Infant Formula Powder Stage 1
```yaml
product: earths-best-earths-best-organic-gentle-infant-formula-powder-stage-1
brand: Earths Best
price_gbp: 28.67
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: 82 mg per 5 fl oz prepared
protein_content: 2.3 g per 5 fl oz prepared
carbohydrate_content: 11 g per 5 fl oz prepared
```

- **Price:** £28.67 [^10]
- **Summary:** Earths Best Organic Gentle is an organic, milk-based Stage 1 powder formula with partially hydrolyzed whey protein, DHA and ARA, and added prebiotics (fructooligosaccharide) to support digestion and immune health. It's made with organic lactose and organic milk, designed for infants birth to 12 months and marketed to reduce fussiness, gas, and crying.
- **Ideal For:** Suited for babies where promoting sleep is a goal because its partially hydrolyzed whey and lower lactose profile (easy-to-digest proteins and 25% less lactose than standard formula) may reduce fussiness and nighttime waking.
- **Additional Sources:** [^11], [^12], [^10], [^11], [^12]

### HiPP HiPP Organic Combiotic Stage 1 Infant Milk Formula
```yaml
product: hipp-hipp-organic-combiotic-stage-1-infant-milk-formula
brand: HiPP
price_gbp: 1.33
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
organic: true
prebiotics: GOS (galactooligosaccharides)
fat_content: 3.4 g per 100 ml
iron_content: 0.54 mg per 100 ml
calcium_content: 59.9 mg per 100 ml
protein_content: 1.2 g per 100 ml
carbohydrate_content: 7.1 g per 100 ml
```

- **Price:** £1.33 [^13]
- **Summary:** HiPP Organic Combiotic Stage 1 is an EU-certified organic infant milk formula with a Combiotic blend of prebiotics (GOS) and probiotic cultures (Lactobacillus fermentum), added DHA/ARA and organic vegetable oils. It's available in powdered and ready-to-feed formats and is formulated for newborns up to 6 months, aiming to support digestion and brain development.
- **Ideal For:** Suitable for promoting sleep because it provides a higher fat content (3.4 g/100 ml) and added mild starch in some Stage 1 versions for a creamier, more satisfying feed that may help babies stay fuller longer.
- **Additional Sources:** [^14], [^15], [^13], [^14], [^15]

---
## References & Sources
[^1]: Mariano's (Kroger family), accessed 2026-06-15. https://www.marianos.com/p/similac-pro-advance-non-gmo-milk-based-powder-infant-formula-with-iron/0007007466438
[^2]: King Soopers (Kroger family), accessed 2026-06-15. https://www.kingsoopers.com/p/similac-pro-advance-non-gmo-milk-based-powder-infant-formula-with-iron/0007007466438
[^3]: Dillons (Kroger family), accessed 2026-06-15. https://www.dillons.com/p/similac-pro-advance-non-gmo-milk-based-powder-infant-formula-with-iron/0007007466438
[^4]: Kroger, accessed 2026-06-15. https://www.kroger.com/p/gerber-good-start-soothe-hmo-stage-1-powder-infant-formula-with-iron/0005000062400
[^5]: Smith's Food & Drug, accessed 2026-06-15. https://www.smithsfoodanddrug.com/p/gerber-good-start-soothepro-sensitive-with-iron-baby-formula-powder/0005000049498
[^6]: Good Start (manufacturer), accessed 2026-06-15. https://www.goodstartbaby.com/products/soothe-pro-infant-formula-powder
[^7]: Mariano's, accessed 2026-06-15. https://www.marianos.com/p/byheart-0-12-months-whole-nutrition-infant-formula/0085004496800
[^8]: King Soopers, accessed 2026-06-15. https://www.kingsoopers.com/p/byheart-0-12-months-whole-nutrition-infant-formula/0085004496800
[^9]: Kroger, accessed 2026-06-15. https://www.kroger.com/p/byheart-0-12-months-whole-nutrition-infant-formula/0085004496800
[^10]: Stop & Shop, accessed 2026-06-15. https://stopandshop.com/groceries/baby/formula/baby-formula-powder/earths-best-organic-gentle-powder-infant-formula-with-iron-21-oz-can.html
[^11]: Pay Less (Kroger family), accessed 2026-06-15. https://www.pay-less.com/p/earth-s-best-organic-gentle-infant-formula-0-12-months-milk-based-with-iron-dha-omega-3-ara/0002392310107
[^12]: Kroger, accessed 2026-06-15. https://www.kroger.com/p/earth-s-best-organic-gentle-infant-formula-0-12-months-milk-based-with-iron-dha-omega-3-ara/0002392310107
[^13]: Organic Formula Shop, accessed 2026-06-15. https://organicformulashop.com/products/hipp-dutch-organic-formula-stage-1
[^14]: Euromall USA, accessed 2026-06-15. https://euromallusa.com/products/hipp-stage-1-organic-combiotic-formula-600g
[^15]: Vital Baby Food, accessed 2026-06-15. https://vitalbabyfood.com/hipp-combiotic-1-ready-to-feed/