Reader support keeps this site open, opinionated, and happily independent. As an Amazon Associate, I earn from qualifying purchases.7 Best Biodegradable Glitter | 0.008 Inch Flake Tested

The problem with conventional glitter is that it’s essentially microplastic that lingers in waterways and soil for centuries. The shift to plant-based, compostable options is not just a trend — it is a necessary correction for anyone who loves sparkle but hates the environmental toll. The question is which biodegradable formulas actually break down under real-world composting conditions and which are just repackaged plastic with greenwashing labels.

I’m Rikta — the co-founder and writer behind FitlyFast. I’ve spent countless hours analyzing certifications like ASTM D6400, particle size comparisons, and cosmetic-grade safety data to pinpoint the best options in this category.

After sorting through dozens of listings and verifying material claims against independent testing standards, I’ve built a focused guide to the best biodegradable glitter that balances sparkle power with genuine compostability.

How To Choose The Best Biodegradable Glitter

Not all products labeled biodegradable meet the same standard. Some degrade completely in a home compost bin within months, while others require industrial conditions that most people cannot access. Understanding the certification language and particle structure helps you avoid products that are only nominally eco-friendly.

Certification Language: ASTM vs BPI vs Nothing

The ASTM D6400 standard is the gold reference for compostability in the United States. The Biodegradable Products Institute (BPI) certifies that a product meets this standard. If a label says biodegradable but does not reference ASTM or BPI, the claim is unverified. Look for explicit wording such as tested to ASTM D6400 or BPI Certified.

Particle Size and Application Context

Ultra-fine glitter (around 0.008 inches) works well for cosmetics, nail art, and resin projects where a subtle shimmer is desired. Chunky hexagonal flakes (roughly 1/8 inch) create more dramatic impact in crafts and decorations but take longer to degrade due to their larger surface area. Match the flake size to your primary use case to avoid frustration.

Cosmetic Grade vs Craft Grade

Cosmetic-grade glitter undergoes microbiological testing to ensure it is safe for skin contact, lip products, and eye areas. Craft-grade glitter may use the same base material but lacks the safety testing. If the glitter will touch skin, hair, or be used in cosmetics or soap making, always choose a formula labeled cosmetic grade and vegan.

Quick Comparison

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Model Category Best For Key Spec Amazon
Hemway Eco Craft Glitter Certified Compostable Versatile crafts & cosmetics ASTM D6400 certified, ultrafine 0.008 inch Amazon
Eco Glitter (Chunky) Plant-Based Chunky Bold craft projects & decorations 8 shaker bottles, hexagonal flakes Amazon
Eco Glitter (Fine) Plant-Based Fine Detailed paper crafts & slime 8 shaker bottles, fine hexagonal flakes Amazon
Holographic Silver DIY Kit Creations Ultra-Fine Cosmetic Festival makeup & nail art 0.008 inch, holographic finish, 0.75 oz Amazon
Lustrous Gold DIY Kit Creations Ultra-Fine Cosmetic Warm-toned makeup & soap crafting 0.008 inch, metallic finish, 0.75 oz Amazon
Holographic Stars DIY Kit Creations Star-Shaped Cosmetic Festival body art & soap toppers 1/8 inch stars, holographic finish, 0.75 oz Amazon
Fairy Love DIY Kit Creations Large Jar Cosmetic High-volume cosmetic & craft use 0.008 inch, radiant finish, 2 oz jar Amazon

In‑Depth Reviews

Best Overall

1. Hemway Eco Friendly Craft Glitter

ASTM D6400 CertifiedUltrafine 0.008 inch

The Hemway glitter stands apart from the crowd because it carries independent BPI certification and meets ASTM D6400 standards for compostability. This is not a vague eco claim — it is a verified guarantee that the material will break down in a properly managed composting facility. The 3.5-ounce jar provides a generous volume for frequent crafters, and the ultrafine 0.008-inch particle size creates a smooth, even shimmer that works across paper, glass, and cosmetic applications.

The color selection of 42 shades across 5 sizes gives you serious creative range without needing to compromise on environmental ethics. The glitter is also cosmetic graded, meaning it has undergone microbiological testing for safety on skin, hair, and nails. This makes it a solid one-jar solution for someone who wants one product that covers both craft night and festival makeup.

Users consistently note that the sparkle density is strong without being overwhelming, and the fine grind avoids the clumpy issues that sometimes plague cheaper biodegradable blends. The only trade-off is that the jar does not include a sifter lid, so you will want a small spoon or applicator for precise work.

Why it’s great

  • Independently BPI certified compostable under ASTM D6400
  • Cosmetic grade with microbiological safety testing
  • Large 3.5 oz jar with 42 color options

Good to know

  • No sifter lid included in the jar design
  • Single color per jar — must buy multiple for variety
Bold Sparkle

2. Eco Glitter (Chunky)

8 Shaker BottlesHexagonal Flakes

The Eco Glitter chunky variant from Unicorn Sparkle Association delivers a rainbow assortment of eight shaker bottles, each packed with hexagonal flakes that catch light from multiple angles. The plant-based material is non-toxic and formulated for kid-friendly use, making it a strong option for classroom projects, holiday decorations, and poster boards where large glitter particles deliver visual impact.

The chunky size means these flakes sit visibly on top of glue rather than sinking into the surface, creating a dimensional effect that ultrafine glitter cannot replicate. The set covers a broad color spectrum out of the box, so there is no need to hunt for individual shades unless you need a specific tone. Users particularly praise the vibrant color payoff and the fast shipping.

One thing to note is that the chunky particle size is less suitable for cosmetic use — the larger flakes can feel scratchy on skin and may not adhere well to cream or gel bases. This set is best reserved for crafts, card making, and decorative projects where texture is part of the appeal.

Why it’s great

  • Eight color bottles in a single purchase for variety
  • Child-safe and non-toxic plant-based formula
  • Bold hexagonal shape creates strong dimensional sparkle

Good to know

  • Not ideal for cosmetics due to chunky texture
  • No specific ASTM certification listed on packaging
Everyday Craft

3. Eco Glitter (Fine)

8 Shaker BottlesFine Hexagonal

The fine version of the Eco Glitter set uses the same plant-based material as the chunky variant but grinds the flakes into a smaller particle size for projects that need smoother coverage. The eight-bottle rainbow assortment gives you a full palette for mixed-media art, slime making, and paper crafts where precision matters more than texture.

Because the flakes are fine, they blend more evenly into glue and clear mediums compared to the chunky version. This makes the set a good fit for card makers, scrapbookers, and anyone working with stencils or resin coatings. The non-toxic formulation is also a plus for classrooms where safety is the primary concern.

Users mention the fine glitter spreads easily and sticks well once applied, though the bottles are relatively small compared to single-color jars. If you burn through a lot of one shade, you may want a larger jar of that color as a refill. The set is best for light to moderate use across multiple colors.

Why it’s great

  • Fine particle size is versatile for paper, resin, and slime
  • Eight colors in one set offer good starter variety
  • Non-toxic and safe for children under supervision

Good to know

  • Bottles are small — not for heavy-volume users
  • No ASTM certified compostability claim on label
Festival Ready

4. Holographic Silver Biodegradable Ultra-Fine Cosmetic Grade Glitter

Holographic Finish0.008 inch Flake

This silver holographic glitter from DIY Kit Creations hits the sweet spot for festival-goers and body artists who want a shimmer that shifts color in changing light. The ultrafine 0.008-inch flake size adheres well to gel and cream bases without feeling gritty, and the holographic coating produces a rainbow shimmer rather than a flat metallic look.

The 0.75-ounce jar is compact enough to fit in a clutch or festival bag, yet it holds enough volume for several applications. The American-made production and vegan, cruelty-free claims add to the appeal for buyers who prioritize supply chain ethics. The glitter also passes as cosmetic grade, meaning it can be used on the face and nails without irritation concerns.

Users report that mixing the flakes with aloe vera gel or clear base gel works well for body application, and the holographic effect photographs beautifully under stage or sunlight. One note is that the jar lacks a sifter, so you will need a small spatula or spoon for controlled dispensing.

Why it’s great

  • Holographic coating creates multi-color shift in bright light
  • Ultra-fine 0.008 inch adheres smoothly to skin and nails
  • Made in the USA with vegan, cruelty-free materials

Good to know

  • Only silver color available in this listing
  • No ASTM certification explicitly noted on the label
Warm Shimmer

5. Biodegradable Lustrous Gold Ultra-Fine Cosmetic Grade Glitter

Metallic Gold0.008 inch Flake

The lustrous gold finish from DIY Kit Creations delivers a warm metallic glow that works beautifully for bridal makeup, gold-toned soaps, or festival body art. The ultra-fine 0.008-inch flake size creates a subtle radiance rather than a heavy glitter crust, making it suitable for everyday wear when mixed into a setting spray or loose powder.

Like its silver counterpart, this jar is cosmetic grade with vegan and cruelty-free credentials. The gold shade is particularly forgiving on various skin tones and adds a sun-kissed highlight effect. Users mixing it into handmade soaps note that it stays suspended in the soap base without sinking to the bottom, and the color does not bleed.

The main limitation is that this is a single-shade purchase, so if your project requires gold plus other colors, you will need to buy multiple jars. The jar size at 0.75 ounces is reasonable for occasional use but may feel small for frequent commercial soap makers or event decorators.

Why it’s great

  • Warm metallic gold finish complements a range of skin tones
  • Cosmetic grade suitable for face, nails, and soap making
  • Vegan, non-toxic, and manufactured in the USA

Good to know

  • Single color per jar — no multicolor bundle available
  • No sifter lid for portion control
Star Power

6. Biodegradable Holographic Stars Cosmetic Grade Glitter

Star Shape 1/8 inchHolographic Finish

If your project demands shaped glitter, the holographic star flakes from DIY Kit Creations offer the most distinctive visual of any product on this list. Each star measures approximately 1/8 inch across, and the holographic coating refracts light into tiny rainbows as the stars catch movement. This is the clear choice for festival body art, soap toppers, and themed decorations where stars add a narrative element.

The cosmetic-grade formulation means these stars are safe for skin contact, though the larger particle size does not adhere as well to cream bases. Users report best results when using a wax or gel-based applicator rather than water-based glues. The 0.75-ounce jar holds a surprising number of stars given their small individual size — enough for many projects.

Some users note that stars can degrade if left soaking in clear gel bases for extended periods, so immediate application after mixing is recommended. The stars work best as a surface sprinkling rather than being submerged in resin or thick mediums.

Why it’s great

  • Unique star shape adds creative storytelling to projects
  • Holographic finish provides rainbow refraction in light
  • Cosmetic grade and safe for skin contact

Good to know

  • Star shape can degrade in water-based gel mediums over time
  • Larger particle size may feel textured on sensitive skin
Budget-Friendly

7. Fairy Love Biodegradable Ultra-Fine Cosmetic Grade Glitter

Large 2 oz Jar0.008 inch Flake

The Fairy Love glitter from DIY Kit Creations offers the same ultra-fine 0.008-inch flake size as the premium options but in a larger 2-ounce jar at a more accessible price point. This makes it the strongest choice for heavy-volume users — commercial soap makers, event decorators, or teachers running daily craft stations — who need quantity without sacrificing biodegradability.

The radiant finish provides a soft, diffused sparkle that works across the same range as other ultrafine cosmetic glitters: nail art, face makeup, slime, resin jewelry, and paper crafts. The vegan and cruelty-free claims match the rest of the DIY Kit Creations line, and the American manufacturing supports domestic supply chains.

The main distinction is the jar size. At 2 ounces, you get roughly 2.5 times more product than the standard 0.75-ounce jars while paying proportionally less. The trade-off is the same as other single-jar products — you are locked into one shade. For users who know they will use an entire jar of a single color, this is the most economical choice on the list.

Why it’s great

  • Large 2 oz jar offers best volume-to-price ratio in the lineup
  • Ultra-fine 0.008 inch flake works for cosmetics and crafts
  • Vegan, non-toxic, and made in the USA

Good to know

  • Single color per jar — no multicolor option
  • No ASTM certification explicitly printed on the jar

FAQ

Can biodegradable glitter be used in home compost bins?
Products certified under ASTM D6400 are designed to biodegrade in commercial composting facilities that maintain specific temperature and moisture levels. Some plant-based glitters may also break down in a well-maintained home bin, but the process is slower and less predictable. Check the product packaging for home compostability claims specifically.
Is all cosmetic-grade glitter safe for lip and eye use?
Not necessarily. Cosmetic grade means the glitter has passed microbiological testing for skin contact, but it does not guarantee safety for use near the eyes or on lips. Look for products labeled lip safe or eye safe if you intend to use them in those areas. Most plant-based biodegradable glitters are intended for external body use only.
How long does biodegradable glitter take to break down?
In a commercial composting facility operating at the correct temperature and humidity, ASTM D6400 certified glitter typically degrades within 90 to 180 days. In natural environments such as soil or water, degradation time varies widely and may take longer. Home composting conditions are rarely hot enough to match the industrial timeline.

Final Thoughts: The Verdict

For most users, the best biodegradable glitter winner is the Hemway Eco Friendly Craft Glitter because it carries independent BPI certification under ASTM D6400, offers a versatile ultrafine particle size, and provides the largest jar volume among verified compostable options. If you want a multicolor set for classroom crafts, grab the Eco Glitter (Chunky) for bold projects or the Eco Glitter (Fine) for smoother surfaces. And for heavy-volume cosmetic use where price per ounce matters most, nothing beats the Fairy Love 2 oz Jar.