A proprietary blend groups multiple ingredients under one combined weight on the supplement facts panel without disclosing the individual dose of each ingredient. For example, 'Adaptogen Blend 500 mg: Ashwagandha, Rhodiola, Eleuthero' tells you the blend weighs 500 mg total, but not whether each ingredient is present at an effective dose or at a trace-level filler amount. Proprietary blends allow brands to claim credible ingredients on the front label while using them at non-effective doses. Halea Life discloses every ingredient individually.*

Titanium dioxide (TiO2) is used as a whitening agent in many supplement tablets and capsules. In 2021, the European Food Safety Authority concluded that TiO2 could no longer be considered safe as a food additive, primarily due to genotoxicity concerns with nano-form particles -- and the EU banned it as a food additive in 2022. The FDA has not made equivalent regulatory changes, but the precautionary case for avoiding it in daily supplements -- especially products taken for years -- is well-supported. Halea Life formulas do not use titanium dioxide.*

Good Manufacturing Practice (GMP) certification means a supplement facility follows FDA-mandated process controls: raw material testing before use, in-process quality checks, batch records, equipment cleaning validation, and finished product testing. GMP certification covers manufacturing process integrity -- it does not independently verify that what's on the label matches what's in the product. Third-party COA (certificate of analysis) testing by independent labs adds the label-accuracy verification layer that GMP alone doesn't provide. Halea Life manufacturing facilities hold both GMP certification and third-party COA testing.*

Gluten can appear in supplements via wheat-derived binders and fillers used in tablet manufacturing, cross-contamination from shared production equipment, and undisclosed excipients listed only as 'other ingredients.' FDA rules require a gluten-free claim to mean under 20 ppm, but not all unlabeled supplements that don't claim to be gluten-free are tested for it. The safest approach: look for explicit gluten-free labeling with testing documentation, choose capsule formats over tablets (fewer binders), and review all inactive ingredients for wheat-derived compounds.*

Carrageenan is a seaweed-derived thickener used in some liquid and softgel supplements. Animal studies link it to intestinal inflammation and intestinal permeability disruption; human data is limited but plausible for people with existing GI conditions. Maltodextrin is a starchy filler with high glycemic index -- it's largely inert in the trace amounts used in capsule manufacturing but technically affects blood glucose. The threshold question is whether you want additives with any contested safety profile in something you take daily. Halea Life avoids both in clean-label formulas.*

Halea Life uses food-grade excipients with established safety profiles in supplement manufacturing: HPMC (hydroxypropyl methylcellulose) capsule shells -- vegetable-derived, fully vegan, widely regarded as the gold standard for clean-label capsules; rice flour as a filler where needed; silicon dioxide from natural mineral sources as a flow agent; and vegetable-grade stearic acid where required for tablet manufacturing. The full inactive ingredient list is disclosed on every product's supplement facts panel.*