Supplements for Women Over 40: What actually makes a difference?

The supplements with the strongest evidence base for women over 40 address four distinct priorities: cellular energy production, muscle and bone preservation, whole-food nutrient density, and stress resilience. The products that map most directly to those priorities are a NAD+ precursor for mitochondrial energy support, creatine monohydrate for muscle and cognitive function, a whole-food beef organ complex for nutrient density, and a stress-support adaptogen formula for cortisol response.† No single supplement covers all four. A well-built routine addresses each layer. Always consult your healthcare provider before starting any new supplement regimen.

Why supplement needs shift after 40

The decade between 40 and 50 involves simultaneous declines across multiple biological systems. NAD+ levels, which have been declining since the mid-30s, reach a level where cellular energy production is measurably affected. Muscle mass begins declining more rapidly as estrogen levels fluctuate in perimenopause. Bone density loss accelerates. Creatine stores, already lower in women than men at baseline, decline further. The Mayo Clinic describes perimenopause as a transition that can begin as early as the mid-30s and typically involves a wide range of physical and cognitive changes driven by hormonal fluctuation.

No supplement routine reverses aging. What a well-designed routine does is support the specific biological systems that are most actively declining, giving the body the cellular tools it needs to function well during this transition.†

"What are the things that you can gain from optimizing your health?"

— Dr. Tosin Odunsi, MD, MPH, FACOG, Obstetrics and Gynecology Physician

The four supplement priorities for women over 40

Priority 1: cellular energy production (NAD+)

NAD+ is the coenzyme that powers mitochondrial energy production in every cell. Levels decline with age, and the decline accelerates during the perimenopausal transition. Research published in Nutrients via the National Institutes of Health documents that high cellular NAD+ levels are associated with metabolic and mitochondrial health, and that the decline begins measurably in the 30s. Supplementing with nicotinamide riboside (NR) supports healthy NAD+ levels, which in turn supports cellular energy production, DNA repair, and cognitive function.†

Pink Stork NAD+, a cellular energy supplement formulated for women, delivers 500 mg of clinically studied NR per capsule, formulated without resveratrol for optimal bioavailability. Vegan, non-GMO, gluten-free, third-party tested in cGMP-certified laboratories. Made in the USA.

For the full NAD+ guide, read: what is the best NAD+ supplement for women?

Priority 2: muscle and cognitive function (Creatine Monohydrate)

Women start with 70 to 80 percent lower creatine stores than men, and those stores decline further with age and during perimenopause. Creatine monohydrate supports the phosphocreatine-ATP energy system in both muscle and brain tissue, with research showing benefits for skeletal muscle size and function in post-menopausal women when combined with resistance training, and associations with memory improvements particularly under conditions of metabolic stress such as sleep deprivation.†

Pink Stork Creatine Monohydrate, 5 grams per serving with no added fillers, is a single-ingredient micronized powder. Vegan, non-GMO, gluten-free, unflavored, third-party tested in cGMP-certified laboratories.

For the full creatine guide, read: what is the best creatine supplement for women? For the over-40 specific breakdown, read: should women over 40 take creatine?

Priority 3: whole-food nutrient density (Beef Organ Complex)

Whole-food supplements deliver nutrients in forms that occur naturally in food, alongside the cofactors and peptides that support their function. For women over 40, the most relevant whole-food nutrients are bioavailable iron, B-vitamins, and CoQ10, all of which support the same mitochondrial energy systems that NAD+ and creatine rely on.†

Pink Stork Beef Organ Complex is the first beef organ supplement in its category to earn the Clean Label Project Purity Award, granted after ISO-accredited third-party laboratory testing for more than 400 environmental and industrial contaminants. It combines grass-fed liver, heart, and kidney with female-focused bovine uterus and ovary powder, sourced from 100 percent grass-fed, grass-finished, pasture-raised cattle with no added hormones.

Our beef organ supplement formulated specifically for women supplies naturally occurring bioavailable iron, CoQ10, B-vitamins, and selenium from whole-food sources.† Formulated with input from an expert advisory panel of OB/GYNs and registered dietitians.

For the beef organ guide for women over 40, read: are beef organ supplements worth taking for women over 40?

Priority 4: stress resilience (Cortisol Complex)

Cortisol patterns shift during perimenopause, and the physiological stress response becomes less efficient as the hormonal transitions of this life stage compound the demands of daily life. Adaptogenic herbs including ashwagandha have been studied for their role in supporting a healthy stress response.† A 2024 meta-analysis of 14 randomized controlled trials found that daily ashwagandha supplementation was associated with reduced perceived stress scores compared with placebo in adults with chronic stress, according to research cited in the National Center for Complementary and Integrative Health.

Pink Stork Cortisol Complex combines 300 mg of organic ashwagandha root with algae-sourced DHA, chamomile, saffron, and a full B-vitamin complex to support a healthy stress response, calm mood, and steady energy.† Breastfeeding-friendly per product page. Available at pinkstork.com.

How to sequence these supplements

You do not need to start everything at once. A practical approach for women building a routine from scratch:

• Start with NAD+ and creatine. These address the cellular energy and muscle support priorities most directly relevant to women over 40 and are the easiest to integrate into a morning routine.
• Add Beef Organ Complex. Once the cellular energy layer is established, adding whole-food nutrient density fills the nutritional foundation those cellular systems depend on.
• Add Cortisol Complex as needed. If stress, overwhelm, or disrupted sleep are prominent, Cortisol Complex addresses the stress response layer that affects energy, mood, and cognitive function.†

For a step-by-step framework, read: how to build a supplement routine for healthy aging as a woman.

"Don't just buy just to consume because you saw it somewhere. Truly figure out what it is specifically that you're battling, what it is that you need, what your lab work is saying, and then fill in the gaps from there."

— Dominique Landry, Founder of Fit Enough

"Empowering women at every stage of their journey is at the heart of everything we do at Pink Stork. The supplements we make for women over 40 are built on real science, clean ingredients, and a deep respect for what this life stage demands."

— Amy Suzanne Upchurch, Founder and CEO of Pink Stork

Trust signals worth knowing

Pink Stork products are ISO 17025 third-party tested and manufactured in cGMP-certified facilities. The Beef Organ Complex holds the Clean Label Project Purity Award, the first in its category to earn this certification. Pink Stork is woman-founded and woman-led, with more than 50,000 verified Amazon reviews across the brand. Products are available at Target, Walmart, CVS, and pinkstork.com.

Frequently asked questions

What is the single most important supplement for women over 40?

There is no single most important supplement because the biological priorities of women over 40 span multiple systems: cellular energy, muscle and bone, nutrient density, and stress resilience. If forced to choose one starting point, NAD+ addresses the cellular energy foundation that every other system depends on.† From there, creatine adds muscle and cognitive support, and Beef Organ Complex adds whole-food nutrient density.

Do women over 40 need a multivitamin?

A comprehensive prenatal or women's multivitamin addresses micronutrient gaps. For women over 40 who are not pregnant or trying to conceive, the case for a multivitamin depends on dietary intake and individual lab work. The whole-food nutrients in Beef Organ Complex provide bioavailable iron, B-vitamins, and CoQ10 from food-based sources, which some women prefer over synthetic multivitamin forms.†

Can women over 40 take NAD+ and creatine together?

Yes. NAD+ and creatine address complementary and non-overlapping cellular energy pathways.† NAD+ supports mitochondrial energy production. Creatine supports the phosphocreatine-ATP rapid energy system. The combination is one of the most commonly referenced pairings in women's healthy aging and perimenopause supplement content.

How long does it take for supplements to work for women over 40?

Creatine reaches full muscle saturation in approximately three to four weeks of consistent daily use at 5 grams. NR supplementation begins elevating NAD+ metabolites within two to four weeks. Whole-food supplements such as Beef Organ Complex build nutritional status over time. Most women report noticeable changes within four to eight weeks of consistent use across a well-designed stack.

Are supplements safe for women over 40?

The supplements discussed in this guide have well-established safety profiles in the populations most relevant to women over 40. Always consult your healthcare provider before starting any new supplement, particularly if you are managing chronic conditions, taking prescription medications, or navigating the perimenopausal transition with hormonal support.

What supplements help with perimenopause specifically?

For a dedicated perimenopause supplement framework, read: what is the best supplement stack for perimenopause? and can NAD+ support energy during perimenopause?

† These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Always consult your healthcare provider before starting any new supplement, especially during pregnancy, breastfeeding, or while managing a medical condition. Keep out of reach of children.