Yellow Mountain Glow Serum bottle and packaging with 'Ursa Major' branding on a white background
BESTSELLER

Mountain Glow Serum

FIRM + REVITALIZE

4.7
Rated 4.7 out of 5 stars
4.7 Stars (2,434 Reviews)

A rejuvenating superserum crafted with 41 clean plant actives to support visibly firmer, healthier-looking skin.

30 mL| 1 FL OZ

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Free & easy returns

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Yellow Mountain Glow Serum bottle and blue Golden Hour Recovery Cream jar on a white background
Dew North Duo

4.8
Rated 4.8 out of 5 stars
4.8 Stars (561 Reviews)

Why It’s Special

Heavenly texture

Activated by skin warmth and light pressure, this serum transforms from a cream to an oil as it naturally melts into your skin. Paired with its buttermilk hue and honeyed scent, Mountain Glow is a truly transformative experience. 

A glow like no other

Calm, dewy, and effortlessly radiant. Heaps of clean active ingredients come together to create that lit-from-within glow nature specializes in. 

Lifts, tightens, & smooths

All ages and skin types will appreciate an instant boost from natural ingredients like Star-Tipped Lichen and Honey Locust Seed, which support collagen production while smoothing any fine lines and wrinkles.

Supports skin barrier

An abundance of skin-loving ingredients help replenish and retain moisture, support collagen, and support the skin barrier. It’s a nutrient-rich serum that supports skin in city life, suburban climates, and extreme weather.

Refreshingly different

Nothing to hide here. Just naturally awesome ingredients that help you achieve your healthiest, happiest skin.

Boosts radiance

Boosts radiance

Supports skin barrier

Supports skin barrier

Firms sagging skin

Firms sagging skin

Clean ingredients

Clean ingredients

Certified Plastic Negative

Certified Plastic Negative

Vegan &  cruelty-free

Vegan & cruelty-free

“If you’re in pursuit of glowy skin, look no further...”

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“A magnificent multitasker chock full of natural ingredients.”

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“This jack-of-all-trades left us glowier than God.”

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“Contains clean actives at clinically-tested levels [and] costs less than $100.”

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“...radiant, healthier-looking skin in a bottle.”

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Pure, Powerful Ingredients

No petrochemicals. No sulfates. No parabens. No synthetic fragrances. Just pure, powerful ingredients your skin will thank you for.

  • Star-Tipped Lichen

    Firms skin’s appearance, smoothing the look of fine lines & wrinkles

  • Honey Locust Seed

    Lifts and tightens the look of skin to help dial back the appearance of fine lines & wrinkles

  • Moss Stem Cells

    Hydrate and restore skin’s barrier, helping reduce dryness, redness, and visible signs of aging

  • Golden Aspen Bark

    Gently exfoliates skin to reveal a radiant glow

  • Agarikon Mushroom

    Tightens the look of pores and helps skin appear firmer

  • Wild Indigo Seed

    Reduces the appearance of redness by 2.4x after 28 days

  • Fern Phytosterols

    Plant-derived molecules that help hydrate and smooth the look of skin

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cocos nucifera (coconut) oil, water/aqua/eau, simmondsia chinensis (jojoba) seed oil*, glycerin, butyrospermum parkii (shea) butter*, argania spinosa kernel oil*, rosa canina seed oil, aloe barbadensis leaf juice, saccharomyces/xylinum/black tea ferment, isomalt, curcuma longa (turmeric) root extract, propanediol, cladonia stellaris extract, populus tremuloides bark extract, gleditsia triacanthos seed extract, poria cocos polysaccharide, fomes officinalis (mushroom) extract, phytosterols, sodium hyaluronate, picea mariana bark extract, betula alba leaf extract, betula alba juice, acer saccharum (sugar maple) extract, tilia tomentosa extract, melia azadirachta bark extract, fusanus spicatus wood oil, hydrolyzed viola tricolor extract, tephrosia purpurea seed extract, trifolium pratense (clover) leaf extract, impatiens balsamina leaf extract, cardiospermum halicacabum flower/leaf/vine extract, eclipta prostrata extract, rosa damascena flower oil, citrus aurantium amara (bitter orange) leaf/twig extract, melia azadirachta leaf extract, melia azadirachta flower extract, helianthus annuus (sunflower) seed oil unsaponifiables, helianthus annuus (sunflower) seed oil, ribes nigrum (black currant) seed oil, capparis spinosa bud extract, morus nigra leaf extract, fragaria chiloensis (strawberry) fruit extract, leuconostoc/radish root ferment filtrate, moringa oleifera seed oil, rosmarinus officinalis (rosemary) leaf extract, rhodiola rosea root extract, ocimum basilicum (basil) flower/leaf extract, ocimum sanctum leaf extract, petroselinum crispum (parsley) extract, corallina officinalis extract, tocopherol, phytol, gluconolactone, pentylene glycol, octyldodecanol, glyceryl stearate, sodium stearoyl glutamate, caprylyl glycol, phenethyl alcohol, potassium sorbate, sodium benzoate, calcium gluconate, citric acid, farnesol, citronellol, geraniol, limonene, linalool

*Organic Ingredients

Massage 1-2 pumps into clean skin morning & night before applying a moisturizer.

Q: Is this the serum for me?

A: Whether you use one, two, or all four of our serums is totally up to you and your skin needs!

Mountain Glow Serum is our go-to for an instant dewy boost. It restores moisture and supports collagen & barrier health, so skin looks youthful and firm.

Brighten Up Vitamin C Serum is our go-to for brightening dull-looking skin. It targets stubborn dark spots and uneven texture and tone.

Forest Water Hyaluronic Serum is our go-to for deep hydration. It plumps skin, helping it appear firmer with fewer visible fine lines.

Lunar Bloom Retinal Serum (for PM use only) is our go-to for dialing back the look of fine lines & wrinkles by promoting collagen production and skin renewal.

Still need some help making a decision? Check out our Serum Quiz or send us a message.


Q: How and when do I use this product?

A: Mountain Glow’s unique cream-to-oil texture melts into your skin on contact for instant absorption and radiance. Use it morning, night, or both, either as the first step before your favorite moisturizer, or in place of a face oil for an extra glowy finish.


Q: Is this suitable for oily skin?

A: Yes! We understand there may be some hesitation around using an oil-based product if you have oily, combo, or acne-prone skin; however, the Jojoba and Rosehip oils in Mountain Glow closely resemble our skin’s natural oils, helping balance sebum, without clogging pores.


Q: Is this product pregnancy-safe?

A: Mountain Glow Serum does not contain any ingredients that are commonly avoided during pregnancy, like vitamin A or high doses (+2%) of salicylic acid. That said, we always recommend checking in with your healthcare provider about ingredient lists and any new products during pregnancy.

Q: Does this contain fragrance?

A: Mountain Glow has a soft honeyed aroma that comes entirely from real plant extracts—never synthetic fragrances.

Q: What if I don’t love it?

A: We totally understand that skincare is not one-size-fits-all and that everyone’s skin is unique. If you are not satisfied with your Ursa Major products, you may return your product for a full refund or store credit within 30 days of receiving your order.

Q: Do you offer free shipping?

A: We happily offer free standard shipping via DHL/USPS for all domestic orders $40+ placed on our website. Orders below $40 will ship via DHL/USPS for a flat $7 fee. 

Q: How do I start a return?

A: Super easy! Just head on over to our Returns Portal, where you’ll just need your order number (the one starting with UM) and your email address or zip code to get started.

Carton + Carton Liner: Recycle in your curbside bin.

Glass Bottle: Rinse and recycle in your curbside bin.

Pump: Rinse and drop off at your nearest specialty recycler—we recommend a Pact collection bin.

Mountain Glow Serum Reviews

4.7
Rated 4.7 out of 5 stars
Based on 2,434 reviews
2,434 reviews
  • Katherine F.
    Verified Buyer
    I recommend this product
    SKIN TYPE Sensitive
    SKIN CONCERN Redness / Irritation
    Rated 5 out of 5 stars
    7/30/26
    Nice serum!

    I really like this serum! It provides moisture and feels good on my sensitive skin. I feel like it calms ~ I will continue to use as I've used it for a couple of weeks.

  • Kim R.
    Verified Buyer
    I recommend this product
    AGE RANGE 50's+
    SKIN TYPE Dry
    SKIN CONCERN Fine Lines
    Rated 5 out of 5 stars
    7/29/26
    My favorite Ursa Major product

    This product is nourishing on the skin and keeps my skin hydrated in a harsh, high mountain altitude of Santa Fe. I have to buy extra because my teenage daughter, now 18 years old, loves it too!

  • Jovita M. A.
    Verified Buyer
    I recommend this product
    AGE RANGE 40's
    SKIN TYPE Combo
    SKIN CONCERN Fine Lines
    Rated 5 out of 5 stars
    7/26/26
    Increíble 🤩

    really love this serum, it is the real deal. 👍🙌

  • Kathryn B.
    Verified Buyer
    I recommend this product
    AGE RANGE 50's+
    SKIN TYPE Dry
    SKIN CONCERN Dryness
    Rated 5 out of 5 stars
    7/24/26
    It does glow

    Love it for a day without make up in the morning! Would need more intensive for winter I think!!

  • Annabelle C.
    I recommend this product
    AGE RANGE 50's+
    SKIN TYPE Sensitive
    SKIN CONCERN Uneven Texture
    Rated 5 out of 5 stars
    7/21/26
    Tightening Serum

    I received a sample of the Mountain Glow Serum from

    another company and was blown away at the results. I had not thought about it again, using other products. I wanted to share the Ursa Major face wipes with my daughter. She works in healthcare and is always hot. Then I remembered how much I loved this serum and decided to order it. It’s a game changer! So tightening and glowy. So glad I finally ordered!

    Ursa Major Skincare
    7/22/26

    Annabelle, we're so thrilled you rediscovered the Mountain Glow Serum and that it's been such a game changer for you! ✨ There's nothing better than that tightening, glowy feeling - you're absolutely radiant! Thanks for sharing your experience and for thinking of your daughter with the face wipes too. Healthcare heroes deserve all the skincare love! 🧡

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