Great product
So far I had very good digestion and the flavor Vanilla is tasteful.
Maria Alicea
Founded by Family Dairy Farmers
Most people feel a difference in 14 days. Whole colostrum, ethically sourced from U.S. family farms. 400+ bioactive nutrients. Naturally high in IgG.
709 clinicians share this without compensation.
$64.99
our cows eat grass
No fillers or additives
Science-backed formula
Family-made since generation one
Colostrum is the first food every mammal is born to receive, rich in immunoglobulins, growth factors, and lactoferrin. Nature's first nutrition, impactful for adults too.
Your gut lining is the front door between what you eat and what enters your body. Modern life with stress, processed food, antibiotics, etc wears it down faster than nature designed.
Your gut talks to your brain every minute of the day. It influences mood, sleep, and how you feel from the moment you wake up. When the gut is happy, the rest of you tends to be.
Everything good you eat has to pass through your gut to reach the rest of you. A well-supported gut absorbs more of what matters, and asks less of you to feel your best.
Colostrum is food, not a quick fix. Most people start noticing small changes within the first weeks ... and bigger ones the longer they stay with it.
First Week
Your body starts recognizing colostrum's nutrients. Most people notice they don't feel as bloated after meals: Digestion just feels lighter.

Weeks 2-4
Energy stops crashing in the afternoon. Sleep gets a little deeper. Many people tell us their mornings feel different: Calmer, less foggy.

Month 2
Immunity starts holding up better through the season. Workouts feel less punishing the next day. Skin tends to look brighter.

Month 3 and beyond
This is where it stops feeling like a supplement and starts feeling like part of you. A steadier gut, steadier mood, steadier days.







Pick Your Offer
30-Day Happiness Guarantee — love it or we'll make it right
WonderCow Colostrum Powder may qualify as an HSA/FSA-eligible wellness expense. Use your pre-tax dollars and save up to 30%.
Most colostrum on the market is skimmed, processed, and sourced without much thought. We make ours the way our family always has: Whole, fresh, and honest about every step.
See what's insideWhole colostrum (fat preserved, not skimmed)
Sourced within 24 hours of milking
Calf-first ethical sourcing
Integrity with Grass-fed claims
Zero Fillers or Mixing agents


Typical colostrum
Whole colostrum (fat preserved, not skimmed)
WONDERCOW
Typical colostrum
Sourced within 24 hours of milking
WONDERCOW
Typical colostrum
Calf-first ethical sourcing
WONDERCOW
Typical colostrum
Integrity with Grass-fed claims
WONDERCOW
Typical colostrum
Zero Fillers or Mixing agents
WONDERCOW
Typical colostrum
Hear from Founder Rob on the realities of grass-fed claims. (PS: Our cows eat grass!)
Learn More1,200+ verified reviews. An average of 4.9 stars. And a lot of mornings that feel a little (or a lot!) better than they used to.
Great product
So far I had very good digestion and the flavor Vanilla is tasteful.
Maria Alicea
I've been taking the colostrum powder for roughly 2 years now and it has made a huge difference in boosting my immune system and overall health! I am a customer for life!
Christa Fornicola
Great product. Has helped reduce gut inflammation & bloating. We've been subscribed for about 6 months now. Far fewer stomach aches and sickness. Tastes great too!
Necia Lee
This product has helped me tremendously with hair skin and nails besides my gut health.
S.M.
Love this product! My gut feels good! It's easy to make sure to take it every day! I add it to my iced coffee or water and I am out the door. There is no flavor so I don't get tired of the taste.
Julie
OUR STORY
Our daughter was getting sick too often. Ear infections, antibiotics, more ear infections. Nothing was helping.
Rob's family has been dairy farmers for seven generations, since 1908. We knew colostrum. It's the first nutrition every calf gets in its first hours of life, and our family has always treated it as the most important thing the cow ever produces. So we started giving it to her. A few months later, her happy gut impacted every aspect of her life... and ours!
We started WonderCow because we couldn't find a colostrum we trusted enough for our own family. So we made one.
— Rob & Erica | 7th-generation dairy farmers