NAN EXCELLA PRO 1 vs NAN PRO 1 vs LACTOGEN PRO 1
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NAN EXCELLAPRO 1 vs NAN PRO 1 vs LACTOGEN PRO 1 - What's the difference?

Jul 8, 2026
11 mins

At-a-Glance

All three are Nestlé Stage 1 infant formulas designed for babies up to 6 months. While they share many similarities - including 12 vitamins, 13 minerals, and the probiotic L. reuteri - their on-pack ingredient profiles differ in a few important ways: NAN EXCELLAPRO 1 is the only one to list 5 HMOs (at 1.5 g/L). Only LACTOGEN PRO 1 lists GOS & FOS prebiotics. NAN PRO 1 and NAN EXCELLAPRO 1 both carry a DHA & ARA on-pack claim; LACTOGEN PRO 1 does not. NAN PRO 1 and NAN EXCELLAPRO 1 list 70% whey protein, while LACTOGEN PRO 1 lists 65%. 
Read on to know more details. However, your pediatrician can help you understand which differences are most relevant for your baby. 

If you've been researching infant formulas, you've likely come across three names: NAN EXCELLAPRO PRO, NAN PRO, and LACTOGEN PRO. All three offer a Stage 1 formula designed for infants up to 6 months. But their on-pack ingredient profiles are not identical. 

This page presents only what is stated on each product's Stage 1 label - no recommendations, no rankings. For each ingredient, we've included a brief note on what it does in the body, so you can walk into your next pediatrician visit with more informed questions. 

Important: Breast milk is the ideal source of nutrition for infants and is always the first recommendation. This comparison is issued in public interest, for information purposes only, and for parents who, under medical guidance, are considering or already using infant formula. It is not a substitute for professional medical advice. Please consult your health care provider for guidance.

On-Pack Ingredient Comparison - Stage 1 (Up to 6 Months) 

Below is a factual breakdown of key on-pack attributes across each Stage 1 formula, along with general educational about each nutrient. 

 

Whey Protein (%) -  

NAN EXCELLAPRO 1 

NAN PRO1 1 

LACTOGEN PRO 1 

70% of total protein 

70% of total protein 

65% of total protein 

 

Protein is one of the most essential building blocks of your baby's growth. It supports physical growth by helping in the formation, repair and growth of tissues, and aiding muscle development.2-6

Milk protein is made up of two components - whey and casein.7 Whey protein forms softer curds in the stomach and is generally considered easier to digest.8,9 Your pediatrician can help you understand more about this and its suitability for you and your infant.

 

 

Probiotic 

NAN EXCELLAPRO 1 

NAN PRO 1 

LACTOGEN PRO 1 

L. reuteri 

L. reuteri 

L. reuteri 

 

Probiotics are live beneficial bacteria that, when present in adequate amounts, help support the gut environment.10-12 Your pediatrician can help you understand more about this and its suitability for you and your infant. 

 

 

Prebiotics & Fibers 

 

NAN EXCELLAPRO 1 

NAN PRO 

LACTOGEN PRO1 

- 

-  

GOS, FOS 


What are prebiotics?

If probiotics are the "good bacteria," prebiotics are the food that helps these “good bacteria” thrive. Prebiotics are non-digestible fibers that supports the growth of beneficial bacteria already present in the gut.13 The most common types of prebiotic fibres are GOS (Galacto-oligosacchrides) and FOS (Fructo-oligosacchrides).14 Your pediatrician can help you understand more about this and its suitability for you and your little one.

 

 

 

Human Milk Oligosaccharides (HMOs) 

5 HMOs helps support normal immune system function.15 They are not derived from human milk. 

NAN EXCELLAPRO 

NAN PRO 

LACTOGEN PRO 

5 HMOs at 1.5 g/L (2'-Fucosyllactose, Difucosyllactose, Lacto-N-tetraose, 3'-Sialyllactose, 6'-Sialyllactose) 

— 

— 

 

What are HMOs? 

HMOs are complex sugars naturally found in breast milk.16 Research has identified that HMOs serve multiple functions: they act as prebiotics that feed beneficial gut bacteria, they may help support the development of the immune system function, and they are believed to play a role in protecting against certain infections. to in turn protect against diseases.15-18 

Your pediatrician can help you understand more about this and its suitability for you and your baby. 

 

 

 

DHA & ARA 

DHA helps supports normal brain development.19-21 

 

NAN EXCELLAPRO 

NAN PRO 

LACTOGEN PRO 

Yes 

Yes 

No 

 

What are DHA and ARA? 

DHA (Docosahexaenoic acid) and ARA (Arachidonic acid) are long-chain polyunsaturated fatty acids that play a key role in helping support normal brain development.19 

DHA is particularly important for helping supporting brain development and visual function, while ARA helps supports growth and is involved in immune signaling.19,22-24 Your pediatrician can help you understand more about this and its suitability for you and your little one.

 

 

Vitamins & Minerals 

Vitamins are essential organic compounds that the body cannot produce in sufficient amounts on its own - they must come from the diet.25,26 Vitamins and minerals plays a distinct and critical role in your baby's growth, from brain development to bone strength to immune system function.27,28 

 

Vitamin 

Why Your Baby Needs It 

On-Pack Amount (per 100g powder)* 

Present In 

Vitamin A 

Supports healthy vision, skin development, and plays a key role in immune function..27,29,30  

350–389 mcg 

✔ All 3 formulas 

Vitamin D 

Critical for calcium absorption and bone mineralisation..31  

5–5.56 mcg 

✔ All 3 formulas 

Vitamin E 

Acts as an antioxidant, protecting cells from oxidative stress. Supports healthy skin and plays a role in immune defence.27,32 

~2.5 mg 

✔ All 3 formulas 

Vitamin K 

Essential for normal blood clotting.33  

~7.5 mcg 

✔ All 3 formulas 

Vitamin C 

Supports iron absorption from the gut, helps build collagen for healthy skin and connective tissue, and acts as an antioxidant supporting immune health.27,34-36 

25–27.8 mg 

✔ All 3 formulas 

Vitamin B1 (Thiamine) 

Helps convert carbohydrates into energy. Important for the normal functioning of the nervous system. 37  

~0.2 mg 

✔ All 3 formulas 

Vitamin B2 (Riboflavin) 

Supports energy metabolism and helps maintain healthy skin and eyes.38,39 Also involved in the breakdown of proteins, fats, and carbohydrates for growth.40 

~0.45 mg 

✔ All 3 formulas 

Vitamin B3 (Niacin) 

Plays a role in energy production and supports the normal function of the digestive system, skin, and nervous system.41-43 

3.8–4 mg 

✔ All 3 formulas 

Vitamin B5 (Pantothenic Acid) 

Involved in the synthesis of coenzyme A, which is essential for fatty acid metabolism.44  

~3.3 mg 

✔ All 3 formulas 

Vitamin B6 (Pyridoxine) 

Supports brain development and helps the body make neurotransmitters like serotonin and dopamine.45,46 Also plays a role in haemoglobin production.46 

~0.11 mg 

✔ All 3 formulas 

Vitamin B12 

Essential for red blood cell formation and neurological development.47,48  

~0.25 mcg 

✔ All 3 formulas 

Folic Acid 

Supports cell division and DNA synthesis - also critical for healthy red blood cell production.47,49,50 

~15 mcg 

✔ All 3 formulas 

 

 

 

Energy / Carbohydrates (kcal per 100g powder) 

The values below vary slightly across formulas and stages — all fall within regulated nutritional standards for infant formula.51 

 

NAN EXCELLAPRO 1 

NAN PRO 1 

LACTOGEN PRO 

469 kcal 

467 kcal  

469 kcal 

 

So Which Formula is Right for My Baby? 

This comparison covers only what is stated on the product label and general information about each nutrient. While all formula are adequate from a regulatory standpoint, the right formula for your baby depends on their individual needs, growth, and health - factors that only your pediatrician can assess fully. Use this page to understand the differences. And always consult your pediatrician to make the decision. 

Related FAQ's

What is the difference between NAN PRO 1, LACTOGEN PRO 1, and NAN EXCELLAPRO 1?

All three are Nestlé Stage 1 infant formulas designed for babies up to 6 months. While they share many similarities - including 12 vitamins, 13 minerals, and the probiotic L. reuteri - their on-pack ingredient profiles differ in a few important ways: NAN EXCELLAPRO 1 is the only one to list 5 HMOs (at 1.5 g/L). Only LACTOGEN PRO 1 lists GOS & FOS prebiotics. NAN PRO 1 and NAN EXCELLAPRO 1 both carry a DHA & ARA on-pack claim; LACTOGEN PRO 1 does not. NAN PRO 1 and NAN EXCELLAPRO 1 list 70% whey protein, while LACTOGEN PRO 1 lists 65%. Your pediatrician can help you understand which differences are most relevant for your baby.

Which Nestlé infant formula contains HMOs?

Among the three, only NAN EXCELLAPRO 1 lists Human Milk Oligosaccharides on pack - specifically 5 HMOs at 1.5 g/L: 2'-Fucosyllactose, Difucosyllactose, Lacto-N-tetraose, 3'-Sialyllactose, and 6'-Sialyllactose. NAN PRO 1 and LACTOGEN PRO 1 do not list HMOs on their Stage 1 packs. 

Does LACTOGEN PRO contain DHA?

No. LACTOGEN PRO 1 does not carry a DHA & ARA claim on its Stage 1 pack.  

Does NAN PRO have prebiotics?

NAN PRO 1 does not list GOS, FOS in Stage 1.  

Which formula has the probiotic L. reuteri?

All three formulas - NAN PRO, LACTOGEN PRO, and NAN EXCELLAPRO - list L. reuteri (Limosilactobacillus reuteri DSM 17938) as an on-pack probiotic at Stage 1. LACTOGEN PRO additionally lists L. reuteri at Stage 2 (6–12 months). 

Up to what age is NAN EXCELLAPRO available?

NAN EXCELLAPRO is available up to Stage 3 (after 12 months, up to 24 months). Your paediatrician can advise on which stage is appropriate for your baby's age and needs.