What Does NAD+ Do for Women's Health and Energy?

NAD+ is a coenzyme present in every living cell. It is required for cellular energy production, DNA repair, and the signaling processes that regulate how cells age. Levels decline with age — measurably so in women from the mid-30s onward — and that decline affects everything from physical energy to cognitive clarity. NAD+ supplementation, specifically through the precursor nicotinamide riboside (NR), is one of the most studied approaches to supporting cellular NAD+ levels in aging adults.†

Always consult your healthcare provider before starting any new supplement, especially during pregnancy or breastfeeding.

What NAD+ Is and Why It Matters in Every Cell

Nicotinamide adenine dinucleotide is a coenzyme found in every cell. It functions as a carrier that shuttles electrons during the metabolic reactions that convert food into ATP — the energy your cells actually run on. Without adequate NAD+, the mitochondria that power your cells work less efficiently. DNA repair processes slow. Cellular signaling involved in stress response and inflammation becomes dysregulated.

NAD+ is also the substrate for sirtuins, a family of proteins involved in gene expression, cellular stress resistance, and longevity signaling. This is why NAD+ sits at the center of the healthy aging conversation in research: it is not a single-pathway nutrient. It is infrastructure.

Research from Nature Communications via the NIH confirmed that chronic nicotinamide riboside supplementation is well-tolerated and significantly elevates NAD+ in healthy middle-aged and older adults. Elevating NAD+ through supplementation is the mechanism; the downstream effects — on energy, cognition, and cellular repair — follow from restoring that substrate.†

When Does NAD+ Start Declining in Women?

NAD+ levels begin declining in the late 20s and continue declining with age. The decline is not linear — it accelerates during periods of cellular stress, including chronic poor sleep, caloric excess, and hormonal transitions. For women, the perimenopausal window is a period when multiple stressors converge: sleep disruption, shifting estrogen levels, and the neurological changes that accompany the transition.

Estrogen plays a role in how the brain processes glucose for energy. Research published in Climacteric via the NIH found that brain glucose metabolism declines during perimenopause and continues into postmenopause, likely due in part to estrogen's role in bioenergetics. NAD+ is required for the same cellular energy processes that glucose metabolism feeds into. When both estrogen and NAD+ are declining simultaneously, the effect on energy and cognitive function is compounded.

"The midlife transition has really been forgotten historically in women's healthcare."

— Jessica Nazzaro, DO, FACOG, NCMP, Board-Certified OB-GYN and National Certified Menopause Practitioner

NAD+ and Cognitive Health in Women

The cognitive dimension of NAD+ research is where the female-specific case is strongest. Brain cells are among the most metabolically active in the body. They depend on efficient mitochondrial function, and mitochondrial function depends on NAD+. As NAD+ declines, brain energy production becomes less efficient. Memory encoding, processing speed, and sustained attention are the first cognitive functions affected.

A pilot study published in Alzheimer's and Dementia: Translational Research found that NR supplementation at 1 gram per day for 8 weeks was well-tolerated in older adults with subjective cognitive decline and supported biomarker outcomes related to brain health. A separate review published in Current Opinion in Clinical Nutrition and Metabolic Care concluded that oral NR may represent a promising approach to supporting cognitive function during normal aging and age-related decline.†

For a focused look at how cognitive changes unfold in women specifically during the mid-30s and 40s, see our guide on why focus changes in women over 35. For the cognitive piece of perimenopause that rarely gets discussed, see our piece on why perimenopause affects memory before hot flashes start.

NAD+ and Physical Energy

The energy conversation around NAD+ is not metaphorical. ATP production in mitochondria is the literal source of the energy your cells use to do work — contracting muscle, firing neurons, maintaining cellular integrity. As NAD+ declines, mitochondrial efficiency declines with it. The fatigue many women in their 30s and 40s describe — not situational tiredness but a baseline energy level that has shifted — reflects in part this cellular dimension.

Pink Stork's NAD+ supplement with 500 mg clinically studied NR delivers nicotinamide riboside, the most bioavailable oral precursor to NAD+. The formula is vegan, non-GMO, gluten-free, and third-party tested in cGMP-certified laboratories, with a UV-protected bottle to preserve potency. The 500 mg dose is in line with the dosing studied in published clinical research.†

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

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

Building a Cellular Energy Stack

For women in perimenopause, NAD+ addresses the mitochondrial energy dimension. Pairing it with our micronized creatine with just one ingredient adds a second layer: the phosphocreatine-ATP buffer that supports rapid energy regeneration in both brain and muscle tissue.† For cellular and whole-food nutrient support, our beef organ supplement formulated specifically for women provides naturally occurring CoQ10, B vitamins, and heme iron from grass-fed bovine sources.†

"We formulated NAD+ for women who have been told their fatigue is just stress or age. It isn't always. Sometimes the cell needs what the cell needs, and we can support that with the right science."

— Amy Suzanne Upchurch, Founder and CEO of Pink Stork

Frequently Asked Questions

What is the difference between NAD+ and NR?

NAD+ is the coenzyme itself. NR (nicotinamide riboside) is a precursor that the body converts to NAD+. NR is more stable as an oral supplement and is the form used in the clinical research that has demonstrated elevated NAD+ levels in human subjects.

How long does it take for NAD+ supplementation to make a difference?

Studies measuring NAD+ levels in blood show meaningful elevation within two to four weeks of consistent supplementation. Subjective outcomes like energy and cognitive clarity vary by individual and may take longer to notice.†

Is NAD+ safe for women over 40?

Clinical trials of NR supplementation, including in middle-aged and older adults, have consistently reported it to be well-tolerated with no serious adverse events at doses of 500 mg to 1 gram per day. Always consult your healthcare provider before starting.†

Can I take NAD+ during pregnancy or breastfeeding?

There is not enough research to confirm NAD+ supplementation safety during pregnancy or breastfeeding. Consult your healthcare provider before use if you are pregnant or breastfeeding.

What is the difference between NAD+ and NMN?

Both NR and NMN are NAD+ precursors. NR has a more extensive published human clinical trial record. NMN is a later-stage precursor in the NAD+ biosynthesis pathway. Both show NAD+-elevating effects in preliminary research, but NR currently has more published safety and efficacy data in humans.†

Should women pair NAD+ with creatine?

They address different dimensions of cellular energy. NAD+ supports mitochondrial efficiency and NAD+-dependent cellular processes. Creatine supports the phosphocreatine-ATP buffer for rapid energy regeneration. For women navigating perimenopause energy and cognitive changes, both have a research basis for inclusion in a daily routine.†

Does NAD+ affect sleep?

NAD+ is involved in circadian rhythm regulation through sirtuin pathways. Some women report improved sleep quality with consistent NR supplementation, though individual responses vary. Take NAD+ in the morning to align with the body's daytime energy demands.†

† 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.