Nail Changes in Perimenopause: Brittle, Ridged Nails and How to Help Them
Discover why perimenopause causes brittle, ridged, and slow-growing nails, and learn what nutrition and nail care steps can restore nail health.
How Perimenopause Affects Your Nails
Nails are made from keratin, the same protein that forms the structure of hair. Like hair and skin, nails are directly affected by hormonal changes during perimenopause. Oestrogen supports the growth and integrity of the nail plate by influencing cellular turnover and the proteins that give nails their strength and flexibility. As oestrogen declines, these processes slow down. Women in perimenopause often notice nails becoming thinner and more fragile, breaking or peeling at the tips with little provocation. Growth may slow noticeably. Vertical ridges running from the cuticle to the tip appear and become more prominent. These longitudinal ridges are a normal part of ageing that tends to accelerate with hormonal changes. The nails may also lose their natural lustre and appear dull.
Brittleness, Peeling, and Breaking
Brittle nails, clinically termed onychoschizia when they peel in layers and onychorrhexis when they split longitudinally, are among the most common nail complaints in perimenopause. The nail plate becomes less flexible and more prone to damage from everyday activities. Repeated wetting and drying, from handwashing or dishwashing, worsens brittleness by disrupting the moisture balance of the nail plate. Nail polish remover, particularly acetone-based products, strips nails of oils and accelerates brittleness. Gel and acrylic nails, if removed poorly, cause significant damage that makes natural nail recovery slower. Many women find their nails were manageable before perimenopause and become considerably more difficult to maintain during the hormonal transition.
Nutritional Factors That Affect Nail Strength
Nutrition plays an important role in nail quality, and deficiencies that become more common during perimenopause directly affect the nail plate. Protein is essential because nails are almost entirely made of keratin. Women who are not eating enough protein may notice slower nail growth and increased fragility. Iron deficiency can cause koilonychia, a spooning or concave shape in the nail, and generally weakens nail structure. Ferritin levels deserve checking if nail changes are accompanied by fatigue, hair shedding, or breathlessness. Biotin has reasonable evidence for improving nail thickness and reducing brittleness in people with deficient or low-normal levels. Silica, found in wholegrains, leafy greens, and cucumber, supports keratin structure and is worth including in the diet. Omega-3 fatty acids contribute to nail flexibility. Hydration matters too. Inadequate water intake dries the nail plate from within and worsens brittleness, making sufficient daily fluid intake part of any nail care strategy.
Ridges and Other Visible Changes
Vertical ridges on the nail surface become very common from perimenopause onward and are largely a cosmetic issue rather than a health concern. They develop because nail plate cells are produced less uniformly as the nail matrix ages under hormonal influence. They can be buffed gently with a nail buffer to reduce their appearance, though buffing should be done sparingly, no more than once a month, to avoid thinning the nail further. Horizontal ridges, called Beau's lines, are different and represent a temporary halt in nail growth. They can appear after illness, severe stress, or significant nutritional disruption and grow out over time as the nail plate regrows. Dark streaks running vertically under the nail, called melanonychia, should always be assessed by a GP or dermatologist to rule out melanoma beneath the nail, though they are usually benign in lighter-skinned individuals as well. Pitting, separation from the nail bed, or dramatic colour changes are worth investigating medically.
Practical Nail Care During Perimenopause
Daily habits significantly influence how nails behave during perimenopause. Wearing rubber or nitrile gloves for wet household tasks, dishwashing, and cleaning is one of the most effective ways to protect fragile nails. Apply a cuticle oil containing jojoba, argan, or vitamin E daily to nourish the nail matrix and the surrounding skin. This is a small habit with a noticeable effect on nail flexibility and appearance over time. Keep nails filed to a short or medium length to reduce leverage and minimise breakage. File in one direction rather than back and forth to avoid fraying the nail edge. Use an acetone-free nail polish remover. Choose nail polishes that include strengthening ingredients such as calcium or proteins. A strengthening base coat applied regularly can add a protective layer to fragile nails. Avoid picking at or biting nails, and keep cuticles gently pushed back rather than cut, since cutting creates an entry point for infection.
Supplements and When to Seek Help
A biotin supplement of 2.5 milligrams daily is commonly recommended for brittle nails, and some studies show improvements in nail thickness and reduced breakage with consistent use over three to six months. Collagen peptide supplements, which support connective tissue including nails, have emerging evidence for improving nail growth rate and reducing brittleness. A general multivitamin with minerals ensures no nutritional gaps that might be aggravating the problem. If nail changes are severe, rapidly worsening, accompanied by other symptoms, or if nails are lifting from the bed, changing colour significantly, or showing signs of infection, a GP or dermatologist visit is appropriate. Fungal nail infections are more common during perimenopause and can mimic the appearance of simple brittleness. They require antifungal treatment. Psoriasis, which can worsen during hormonal transitions, also affects the nails and needs dermatological assessment.
Related reading
Get your personalized daily plan
Track symptoms, match workouts to your day type, and build a routine that adapts with you through every phase of perimenopause.