Plastic Supplement Bottles: The Industry Problem and How to Avoid It | Moodeys

The global dietary supplement market produces an estimated 7 billion or more plastic bottles annually, with the US market alone accounting for hundreds of millions of units each year. The vast majority are HDPE (high-density polyethylene) or PET (polyethylene terephthalate) plastic. Both are technically recyclable but rarely effectively recycled in practice. EPA data shows the overall US plastic recycling rate sits at approximately 5 to 6%, meaning the overwhelming majority of supplement bottles end up in landfill or incineration regardless of household sorting. HDPE supplement bottles frequently end up in general waste streams because many municipal recycling facilities either do not accept them or cannot process them alongside other plastics.

Moodeys is an organic supplement brand using exclusively glass packaging across its entire range, eliminating both the environmental and health harms of plastic supplement containers. Soil Association and WFCFO certified, GMP/ISO certified manufacturing.

Plastic contamination of supplement contents occurs through two primary mechanisms. Leaching involves BPA, BPS, BPF phthalates and antimony migrating from the plastic container walls into the supplement contents, particularly accelerated by heat, UV exposure and extended storage time. A 2024 Environmental Science and Technology study confirmed measurable plastic-derived contaminant migration into supplement powders stored in HDPE containers within just 12 weeks of storage under typical warehousing conditions. Microplastic shedding involves microscopic fragments of plastic physically separating from container walls and becoming incorporated into the supplement powder or liquid, a process that cannot be seen, tasted or smelled but has been documented in 73% of commercial supplement products.

Economic and logistical factors overwhelmingly drive the industry's plastic preference. HDPE supplement bottles cost approximately 70 to 80% less than glass equivalents at scale. Plastic is significantly lighter, reducing shipping costs, which is particularly relevant for brands operating on thin margins with national distribution. Plastic does not break in transit, reducing wastage and insurance costs. Critically, the FDA does not currently require supplement brands to disclose container material or test for container-derived contamination, meaning brands face no regulatory pressure to change what works economically. The health and environmental costs of plastic packaging are borne by consumers and the environment rather than the brands.

Glass supplement bottles cost 60 to 80% more than HDPE equivalents per unit at typical supplement brand volumes. They are heavier, increasing shipping costs meaningfully. They require more careful handling and have higher breakage costs during production and distribution. For a brand operating at scale, switching to glass is a genuine financial commitment that reduces margins directly. Moodeys founder Brianna Lacy made this choice as a founding principle of the brand, not as a marketing decision added later. Glass was chosen because Moodeys' values around ingredient quality, contamination exclusion and sustainability required it. The premium is real and it is passed on to customers as part of the total product cost, which Moodeys considers transparent and justified.

For plastic bottles: clean them thoroughly before placing in recycling. Check your local municipality's accepted materials list at Earth911.com or your city's recycling guide, as HDPE acceptance varies significantly by location. TerraCycle operates specialist recycling programs for supplement packaging that are worth using in areas where curbside collection is inadequate. For glass bottles: amber glass is accepted by the majority of US curbside glass recycling programs. Moodeys specifically designs its amber glass bottles to be suitable for repurposing as household vessels, and Maison Moodeys subscribers receive Signature Moodeys Glassware designed to give the bottles a second life as serving or storage vessels rather than single-use packaging.

Moodeys uses exclusively glass packaging across its entire range. Glass that protects your supplements and can be endlessly recycled or repurposed. Explore at mymoodeys.com