Ingredients Glossary
Your quick guide to the powerful ingredients behind your glow.
Ingredients Glossary
Discover the science behind your skincare. Explore the key ingredients used throughout the RenaRae collection — what they are, how
they work, and which products they power.
Note: Always check each product’s full ingredient list for sensitivities.
Ingredient Guide
What it is:
A plant-based retinol alternative sourced from the Babchi plant.
What it does:
Softens the look of fine lines, smooths texture, and supports an even tone — without irritation.
Best for:
Sensitive, mature, and night-time renewal routines.
You’ll find this in:
•Bakuchiol Oil
•Retinol Alternative Moisturiser
•Anti-Age Night Cream
•Retinol Alternative Eye Serum
What it is:
A moisture magnet naturally found in the skin that can hold up to 1,000x its weight in water.
What it does:
Draws hydration into the skin, helping it look plumper, smoother, and more cushiony.
Best for:
All skin types, especially dehydrated or tight-feeling skin.
You’ll find this in:
•Double Hydration Boost Gel + HA
•Youthful Glow Serum
•Peptide Anti-Aging Serum
•Pigment Perfecting Serum
•Retinol Alternative Moisturiser
•Anti-Age Night Cream
What it is:
Short chains of amino acids (the building blocks of proteins) that help support the skin’s natural structure.
What it does:
Helps improve the look of firmness, elasticity, and fine lines over time, giving skin a more lifted, smoothed appearance.
Best for:
Skin in its 30s and beyond, or anyone focused on visible firmness and aging gracefully.
You’ll find this in:
•Peptide Anti-Aging Serum
•Anti-Age Night Cream
•Retinol Alternative Eye Serum
What it is:
A powerful antioxidant used in skincare as pure ascorbic acid or stable derivatives.
What it does:
Helps brighten the look of dullness, support a more even tone, and defend against daily environmental stressors that can contribute to visible discoloration.
Best for:
Most skin types in the morning, especially dull, uneven, or sun-exposed skin.
You’ll find this in:
•Vitamin C Serum
•Pigment Perfecting Serum
•Youthful Glow Serum
What it is:
A multitasking form of Vitamin B3.
What it does:
Helps refine the look of pores, even the appearance of tone, and support the skin barrier. It’s a quiet overachiever that plays well with other actives.
Best for:
Combination, oily, or uneven skin, and anyone wanting smoother, more refined-looking texture.
You’ll find this in:
•Pigment Perfecting Serum
•Microbiome Prebiotics Face Mist
•Retinol Alternative Moisturiser
What it is:
A stimulant derived from coffee or tea.
What it does:
Helps visibly de-puff and refresh the look of the eye area, giving a more awake, energized appearance.
Best for:
Tired, puffy under-eyes and long mornings.
You’ll find this in:
•Caffeine Gel Booster
•Soothing Eye Cream
•Retinol Alternative Eye Serum
What it is:
Ingredients that help support the skin’s natural microbiome (its community of “good” bacteria).
What it does:
Helps maintain a balanced, resilient-looking complexion and supports the skin’s barrier so it feels calmer and more comfortable.
Best for:
All skin types, especially sensitive, reactive, or easily thrown-off skin.
You’ll find this in:
•Microbiome Prebiotics Face Mist
•Sensitive Skin Oil-to-Milk Cleanser
•Cleansing Foam
What it is:
A lightweight, non-greasy oil that mimics one of the skin’s own natural lipids.
What it does:
Helps lock in moisture, smooth roughness, and leave skin feeling soft and nourished without heaviness.
Best for:
Normal, dry, and mature skin, or any routine that needs soft, non-greasy moisture.
You’ll find this in:
•Bakuchiol Oil
•Anti-Age Night Cream
•Retinol Alternative Moisturiser
•Soothing Eye Cream
What it is:
Lipids (fats) that occur naturally in the skin and help form the protective barrier.
What it does:
Help strengthen the feel of the skin’s barrier, reduce moisture loss, and keep skin feeling comfortable and supple.
Best for:
Dry, sensitized, or mature skin; anyone working on repairing a stressed or over-exfoliated complexion.
You’ll find this in:
•Retinol Alternative Moisturiser
•Anti-Age Night Cream
•Soothing Eye Cream
What it is:
A classic humectant (water-attracting ingredient) found in many hydrating formulas.
What it does:
Draws moisture into the skin and helps keep it feeling soft, smooth, and hydrated.
Best for:
All skin types – it’s a gentle hydration workhorse.
You’ll find this in:
•Sensitive Skin Oil-to-Milk Cleanser
•Cleansing Foam
•Microbiome Prebiotics Face Mist
•Most RenaRae serums, moisturizers, and eye creams
What it is:
A soothing plant extract from the aloe leaf.
What it does:
Helps calm the feel of the skin and provide lightweight, refreshing hydration.
Best for:
Sensitive, irritated, or post-sun skin, and anyone who loves a cooling, comforting touch.
You’ll find this in:
•Microbiome Prebiotics Face Mist
•Double Hydration Boost Gel + HA
•Sensitive Skin Oil-to-Milk Cleanser
•Soothing Eye Cream
What it is:
A form of Vitamin B5 used in skincare for its soothing and hydrating properties.
What it does:
Helps attract and hold moisture, supports the feel of the skin barrier, and leaves skin feeling soft, smooth, and comforted.
Best for:
Dry, sensitized, and compromised skin.
You’ll find this in:
•Double Hydration Boost Gel + HA
•Microbiome Prebiotics Face Mist
•Retinol Alternative Moisturiser
•Anti-Age Night Cream
What it is:
A soothing ingredient often derived from comfrey or synthesized for skincare.
What it does:
Helps calm the feel of the skin, soften texture, and support comfort—especially in formulas with actives.
Best for:
Sensitive, easily irritated, or over-treated skin.
You’ll find this in:
•Sensitive Skin Oil-to-Milk Cleanser
•Cleansing Foam
•Soothing Eye Cream
•Anti-Age Night Cream
What it is:
Plant-based oils chosen for their affinity with the skin.
What it does:
Help nourish, soften, and support the lipid layer of the skin. Many also contain beneficial fatty acids and antioxidants for a supple, luminous finish.
Best for:
Normal to dry and mature skin, and anyone who loves a velvety, luxurious finish.
You’ll find this in:
•Bakuchiol Oil
•Anti-Age Night Cream
•Retinol Alternative Moisturiser
•Soothing Eye Cream
What it is:
A blend of antioxidants that help neutralize free radicals from pollution and daily stressors.
What it does:
Supports the skin’s defense against environmental aggressors, helping maintain a brighter, healthier-looking complexion over time.
Best for:
All skin types, especially those in urban environments or with high sun exposure (paired with SPF).
You’ll find this in:
•Vitamin C Serum
•Youthful Glow Serum
•Pigment Perfecting Serum
•Bakuchiol Oil
•Anti-Age Night Cream
•Retinol Alternative Moisturiser
What it is:
Mild cleansing ingredients used in our Oil-to-Milk Cleanser and Cleansing Foam.
What it does:
Help lift away makeup, SPF, excess oil, and impurities while respecting the skin’s barrier, so skin feels clean but not stripped.
Best for:
Daily use, morning and night, for most skin types.
You’ll find this in:
•Sensitive Skin Oil-to-Milk Cleanser
•Cleansing Foam
What it is:
Moisture-binding ingredients (like certain plant sugars and glycols) that help hold water in the skin.
What it does:
Boost your skin’s hydration levels and support a plump, dewy appearance.
Best for:
Dehydrated, tight-feeling, or dull skin that needs more “bounce.”
You’ll find this in:
•Double Hydration Boost Gel + HA
•Microbiome Prebiotics Face Mist
•Youthful Glow Serum
•Retinol Alternative Moisturiser
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