8 Must-Have Items for Combo Feeding Parents

If you’re using a mix of breast milk, formula and/or donor milk to feed your little one, you’re not alone. Many families choose combo feeding for flexibility, mental health support, work-life balance, supply challenges or simply because it fits their real life better. 

At Bobbie, we’re proud to support every feeding journey. We know there’s no “one right way” to feed your baby — only what works best for you and your child. Whether you're supplementing, transitioning or intentionally blending feeding methods, the right tools can make the process feel easier and more sustainable.

Discover eight must-have items to simplify combo feeding, plus practical tips to help you feel confident every step of the way.

8 Must-Have Products To Start Your Combo Feeding Journey

1. Bobbie Organic Whole Milk Formula: Complete Nutrition for Combo Feeders

When you’re sharing feeds between breast and bottle, consistency and quality matter. Bobbie Organic Whole Milk Infant Formula delivers both with an easy-to-digest recipe modeled after breast milk and crafted from pasture-raised organic cows’ milk. Parents appreciate knowing the ingredients list is simple, research-backed, and free from corn syrup, palm oil, and soy allergens.

Bobbie’s Clean Label Project Purity Award and Pesticide-Free certification isn’t just nice-to-have; it’s peace of mind. Our European-style formulation meets rigorous FDA standards while also aligning with many of the strictest EU benchmarks for infant nutrition. That way, your little one gets balanced proteins, DHA and naturally-occurring MFGM for brain development and a curated vitamin blend, no matter which feeding method you use.

Bobbie’s standout features to keep in mind:

• A Consumer Reports Top Choice formula for rigorous third-party testing

• Pesticide-Free Certification ensures each batch is screened for over 400 contaminants, and contains no synthetic pesticide residues

• Lactose is the sole carbohydrate source, mirroring the composition of breast milk

• Produced in an Ohio facility that meets high safety and quality standards

• Available via subscription or retail, so you never risk a last-minute formula shortage

The Organic Whole Milk Infant Formula Starter Bundle makes it easy to begin combo feeding without guesswork, offering everything you need to integrate formula smoothly into your routine.

2. Muu Pump: Making Pumping Simple and Efficient

Pumping can feel like a part-time job, but the right device makes each session quicker and more comfortable. The Muu Pump is a lightweight, wearable option that slips discreetly into your bra, freeing up your hands for soothing a baby who’s ready to cuddle (or washing bottles that are waiting in the sink).

 It’s ideal for parents who:

• Want low-effort pumping

• Need portability

• Prefer manual control

• Want pumping without disruption

Combo feeders often pump on the go, whether during work breaks, in the car, or while multitasking at home. An intuitive, portable design means less fiddling with settings and more time banking precious ounces.

Make the most of every session by:

• Using breast massage or gentle compression to encourage faster letdown and higher output

• Looking at photos or videos of your baby to stimulate oxytocin release

• Rinsing pump parts promptly, then washing with warm soapy water or placing them on the top rack of the dishwasher (if compatible)

For 10% off your Muu Pump purchase, use code COMBO10.

3. Lansinoh Bottles and Storage Bags: Versatile Feeding and Storage

For parents managing both pumped milk and formula, flexibility is everything. Lansinoh’s NaturalWave® Nipples and baby bottles pair a soft, breast-like nipple with an anti-colic air-venting system, making transitions between breast and bottle smoother for your baby. Their double-zip storage bags are pre-sterilized, freezer-safe, and lay flat to save valuable space.

These tools shine when it comes to maintaining freshness and cutting down on waste:

• Store pumped milk in 2- to 4-ounce portions to match your baby’s typical intake

• Freeze bags flat, then stand them upright in a bin or shoe box for a low-cost “milk file” you can flip through quickly

• Label each bag with the date, time and number of ounces using a waterproof marker

• Pair stored breast milk with measured scoops of formula to fine-tune calories during growth spurts

Enjoy 20% off purchases of $40+ at lansinoh.com with code BOBBIE20 (limit one per customer).

4. Brezza Washer and Dryer: Hassle-Free Cleaning for Busy Parents

Between pump parts, bottles and pacifiers, your sink can quickly become a mountain of feeding accessories. The Brezza Bottle Washer Pro™ tackles that chaos in one fell swoop by washing, sterilizing, and drying up to a day’s worth of gear with the press of a button. No more boiling water or waiting for your bottles to air dry.

Here’s how to keep every piece in pristine condition:

• Disassemble all parts to expose crevices where milk residue hides

• Choose a cycle that both sanitizes and thoroughly dries to prevent bacteria growth

• Descale the unit monthly with white vinegar to maintain peak performance

• Store clean parts in a covered bin so they stay dust-free until the next feed

5. Bottle Service: Education and Encouragement for Guilt-Free & Successful Formula Feeding

When questions pop up at 2 a.m., having a trusted reference on your nightstand is gold. The thoughtfully written Bottle Service, a formula-feeding guidebook by Mallory Whitmore (aka @theformulamom), dives deep into the art and science of bottle feeding, including how to use formula and breast milk together without stress.

Key chapters worth bookmarking:

• Combo feeding and supplementing

• Understanding your baby’s hunger and fullness cues

• Strategies for pacing feeds to mimic breastfeeding flow

• Safe preparation and storage of expressed milk and formula

• Troubleshooting common concerns like gas, reflux and bottle refusal

Real-life stories from parents remind you that detours and adjustments are normal, and that informed flexibility is a strength, not a compromise. It’s perfect for combo feeding families looking for clarity, validation, and evidence-based support without judgment.

6. Leche Donor Milk: Trusted Supplementation

If you’d like to include donor milk in your plan (whether for a preemie, low supply days, or personal preference), Leche offers rigorously screened, pasteurized and freeze-dried donor milk delivered straight to your door. Each batch undergoes comprehensive health testing, giving you confidence that your baby receives safe, nutritionally robust milk.

To make the most of donor milk:

• Keep powder sachets in a cool, dry place like an upper cabinet

• Gently swirl (don’t shake) to mix before serving

• Use re-hydrated donor milk within 24 hours of mixing

• Keep portions small to minimize waste of this precious resource

To save 15% on any donor milk products, use code BOBBIECOMBO15.

7. Willow Pitcher: Streamlining Milk Batching

Keeping track of 8-12 bottles a day, and their expiration times, can be tricky. The Willow Glass Breastmilk Pitcher simplifies the process by letting you combine a day’s worth of expressed breast milk, or batch-prepare a day’s worth of formula in one go — just mix, chill and pour when hunger strikes. Our formula batching guide walks you through the pitcher method step by step.

For fail-safe batching:

• Sanitize the pitcher before each use and ensure water is boiled or safely filtered

• Mix and then refrigerate at 40°F or below

• Portion bottles in advance for outings; a small insulated bag keeps them cool on the road

• Discard any unused formula after 24 hours, and any unused breast milk after 4 days, to maintain freshness

• Rinse and wash the pitcher promptly to prevent residue buildup

8. Nipple Cream: Comfort and Relief for Breastfeeding and Pumping

Tender, cracked skin can derail even the most committed feeding plan. Earth Mama Organic Nipple Butter™, a rich, lanolin-free nipple cream, creates a soothing barrier that’s safe for both mom and baby.

For maximum relief:

• Apply a pea-sized amount after every nursing or pumping session

• Let nipples air-dry before covering to lock in moisture

• Use breast pads to prevent rubbing against clothing

If you're experiencing persistent soreness, consult a lactation professional to assess latch and positioning. With comfort addressed and your toolkit fully stocked, you’re ready to embrace combo feeding with confidence.

Shop Organic Whole Milk Infant Formula

Meet the first and only USDA organic infant formula manufactured in the U.S.! Bobbie Organic Whole Milk Formula offers complete nutrition for baby's first year with our closest to breastmilk recipe.

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How To Set Up Combo Feeding for Success

Before you stock up on gear, it helps to have a clear plan for how breast milk and formula will work together in your routine. 

Start by anchoring your day around predictable feeding windows. Babies thrive on consistency, and you’ll appreciate knowing when to pump, nurse or prep a bottle. Some parents find success with a “feed, pump, formula” cycle: nurse first to stimulate supply, pump to build a reserve, then offer a top-off bottle if your little one still seems hungry. Others alternate breast feeding and formula feeding, or do mostly one and a little bit of the other. 

Communication is equally important. Talk openly with partners, grandparents, and childcare providers about portion sizes, bottle prep and your baby’s feeding cues. A shared plan prevents overfeeding, reduces waste, and keeps everyone on the same page.

Here are a few supportive habits to introduce:

• Wash your hands thoroughly before handling milk or bottles to protect your baby’s developing immune system

• Label pumped milk with the date and time so you always use the oldest supply first

• Introduce a bottle when breastfeeding is well-established (usually after three to four weeks) to minimize nipple confusion

• Watch for hunger cues (rooting, hand-to-mouth motions, etc.) instead of waiting for full-blown cries, which can make feedings more stressful

• Schedule regular check-ins with your pediatrician or a lactation consultant to track growth and adjust your plan as your baby’s needs evolve

Combo Feeding With Confidence, Care and the Right Support

These must-have combo feeding essentials help solve everyday challenges, from simplifying pump sessions to preserving every precious ounce of milk and easing the physical demands of feeding. Together, they give you more space to focus on what matters most: bonding with your baby and enjoying this season of parenthood.

At Bobbie, we believe parents deserve options, not pressure — and support that meets them where they are.

Ready to put your combo feeding plan into action? Stock up on Bobbie Organic Infant Formula today and use the promo codes shared throughout to save on featured products.

The content on this site is for informational purposes only and not intended to be a substitute for professional medical advice, diagnosis or treatment. Discuss any health or feeding concerns with your infant’s pediatrician. Never disregard professional medical advice or delay it based on the content on this page.