This article is for educational purposes and does not constitute medical advice. Individual results vary.
If your skin changed more in your 40s than in any decade before it, you are not imagining it. Perimenopause is a hormonal transition, and skin is a hormone-responsive organ. Understanding what is going on makes the decisions clearer than any amount of generic anti-aging advice.
One thing before we start: this page used to carry several precise-sounding figures — a percentage of collagen lost, a rate of skin thinning per year, a number of days for cell turnover. We could not trace any of them to a source we would be willing to show you, so they have been removed rather than rounded. What is left is the mechanism, which is well established, and the products, with the manufacturer's own claims attached.
What perimenopause is
Perimenopause is the transitional phase before menopause, during which ovarian estrogen production becomes erratic rather than cyclical — sometimes surging above the usual range, sometimes dropping below it, without a reliable pattern. It typically begins in the early-to-mid 40s, sometimes in the late 30s, and ends with menopause, defined as twelve consecutive months without a period.
Why the skin notices
Estrogen and collagen
Estrogen receptors are expressed in skin fibroblasts — the cells that produce collagen, elastin and hyaluronic acid. Estrogen signalling supports:
- Collagen synthesis
- Elastin production
- Hyaluronic acid synthesis
- Skin cell turnover
- Sebaceous gland activity
As estrogen becomes erratic and trends downward, those processes are disrupted. What women describe is rarely a gradual slope; it is more often a step change that seems to arrive over a season.
The rest of the hormonal picture
Progesterone tends to decline more consistently than estrogen, and often earlier. Cortisol matters too: estrogen moderates the skin's response to it, so as estrogen falls, stress shows on the face more readily than it used to.
What actually changes
Lines and loss of firmness
Lines that were stable deepen, and new ones appear where the skin was smooth. Firmness goes at the jawline and under the chin first for most people, because that is where the structure is doing the most work against gravity.
Dryness
Less hyaluronic acid in the dermis and less sebum on the surface, at the same time. Skin that needed a light moisturiser at 35 often wants a richer one at 45, and the same products start to feel as though they are doing nothing.
Uneven tone
Hormonal fluctuation can trigger melasma, and it lands on top of whatever sun exposure the previous decades supplied.
Sensitivity
The barrier becomes less effective at holding water in and keeping irritants out, so products you tolerated for years can start to sting.
Hormonal breakouts
Along the jawline, the chin and the lower cheeks, often to the astonishment of women who had clear skin throughout their 30s.
What to do about it
There is no single product for this, which is why the section below is a routine rather than a recommendation. Each product is listed with what Nu Skin actually says about it, and nothing more.
Hormonal support
Estera Phase II — Women's Transitions Formula. Nu Skin's wording: "Estera Phase II Transition Formula is designed for women during perimenopausal years. Transition Formula ingredients work with the liver to promote a healthy ratio of estrogen metabolites and to help relieve menopause symptoms."
Note what that sentence does and does not say. It is about estrogen metabolites and menopause symptoms. It is not a skin claim, and we are not going to turn it into one.
Collagen
Beauty Focus Collagen+. Nu Skin: "Beauty Focus Collagen+ is a clinically proven collagen supplement formulated with bioactive collagen peptides, lutein, and phytoceramides to support skin radiance, hydration, texture, and overall appearance." Their bullets include "Boosts collagen and elastin production in your skin", "Clinically proven to help you look more youthful" and "Helps visibly reduce fine lines and wrinkles".
That is a strong claim set and it is entirely theirs. What they do not publish is a number of weeks, so you will not find one here.
Daily nutrition
ageLOC Youth and LifePak Nano, which Nu Skin describes as "a comprehensive nutritional anti-aging program formulated with advanced levels of key nutrients and nanotechnology to help nourish and protect cells, tissues, and organs throughout the body."
Devices
- ageLOC LumiSpa iO — two minutes, twice a day. Nu Skin lists seven clinically proven skin benefits for it: softness, smoothness, radiance, clarity, purified skin, reduced pore appearance and visibly improved firmness. If your skin has turned reactive, move to the Gentle treatment head; Nu Skin does not recommend the Firm head for sensitive or acne-prone skin.
- ageLOC RenuSpa iO — Nu Skin: "Visibly contour, tone, and firm skin through skin stimulation with Nu Skin RenuSpa iO, our award-winning skin stimulation device. Using patent-pending Adaptive Microcurrent Technology that comfortably adjusts to your skin in real time, this device offers a smooth and comfortable massage helping your body feel refreshed and relaxed." Nu Skin's recommended frequency is three to five times a week.
The topical adjustments that actually matter
- SPF, daily. UV is the one accelerant you control completely. Non-negotiable.
- A richer moisturiser. As sebum and hyaluronic acid decline, the formula that worked at 35 often will not.
- Retinol, introduced slowly. Start low, build up, and stop if your skin objects.
- Vitamin C in the morning, under the SPF.
A workable daily shape
- Morning: LumiSpa iO cleanse (2 min) → vitamin C serum → moisturiser → SPF. Supplements: LifePak Nano, ageLOC Youth, Beauty Focus Collagen+, Estera Phase II.
- Evening: LumiSpa iO cleanse (2 min) → retinol two or three nights a week, otherwise a peptide serum → richer moisturiser. Supplements: LifePak Nano, ageLOC Youth.
- Three to five times a week: RenuSpa iO.
Start with the SPF and the cleanse. Add the rest when you are ready, not all at once.
Frequently Asked Questions
Why does skin change so much in the 40s?
Because perimenopausal estrogen becomes erratic, and estrogen signalling in skin fibroblasts supports collagen, elastin and hyaluronic acid production as well as cell turnover. It is hormonal rather than simply chronological, which is why it can feel abrupt.
What should a perimenopausal skincare routine include?
Daily SPF, a consistent cleansing routine, a richer moisturiser than you needed in your 30s, and retinol introduced gradually. Nu Skin's range adds Estera Phase II for the transition, Beauty Focus Collagen+ for skin, and the LumiSpa iO and RenuSpa iO devices.
Can supplements help perimenopausal skin?
Nu Skin publishes a specific claim for one of them: Beauty Focus Collagen+ is described as "a clinically proven collagen supplement" whose printed benefits include helping to visibly reduce fine lines and wrinkles. For the others, read what the manufacturer prints and judge it. We have removed the clinical-study claims that used to sit here, because we could not source them.
When should I switch from Estera Phase II to Phase III?
Nu Skin writes Phase II for "women during perimenopausal years" and Phase III "for women in their postmenopausal years". Menopause is defined as twelve consecutive months without a period. Confirm with your physician rather than guessing.
Where can I buy Estera Phase II and the ageLOC device range?
NuBodyRx.com carries Estera Phase II, the ageLOC device range and the Pharmanex supplements, with guaranteed authenticity, fast US shipping and no membership required.
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.