#hardcapsules

Not long ago, a supplement needed only to demonstrate effectiveness. But today, efficacy is just the starting point. Modern consumers expect products to be clean, transparent, and respectful of cultural and dietary values. From veganism to religious certifications, these expectations are rapidly becoming non-negotiable.

The meaning of clean label in supplements

“Clean label” emerged in food and beverage, reflecting consumer concern about artificial ingredients. It now drives supplement expectations. Though loosely defined, it generally means:

Short ingredient lists with natural, easy-to-recognize components.

Free from synthetic additives, colors, and chemical preservatives.

Contaminant-free, including absence of heavy metals, pesticides, or antibiotics.

Demand is strongest in Europe and North America, where consumers actively seek natural or non-GMO claims. Studies show that 75% of Americans use supplements regularly, while more than half of Europeans prefer “natural” and 84% carefully read labels before buying.

Beyond safety, consumers also expect cultural inclusivity—labels now routinely state “halal,” “kosher,” “vegan,” and “plant-based.”

Instead of regulators, it is retailers who are embedding these standards into product access.

Retail policies setting the tone

Whole Foods Market has banned more than 150 ingredients from its supplement shelves, focusing not only on safety but also necessity and availability of better alternatives.

In the UK, Holland & Barrett restricts preservatives, plasticizers, binders, and certain synthetic sweeteners, limiting shelf access for many traditional formulations.

Online platforms mirror these efforts. iHerb emphasizes transparency through consumer filters (vegan, halal, preservative-free), while Vitacost uses ingredient tags and certifications to highlight clean options.

Clean standards enter the mainstream

In 2022, Target introduced its Clean program, extending clean-label principles to supplements and OTC medicines. Amazon likewise enables filtering for non-GMO, vegan, and allergen-free supplements.

This mainstream adoption signals that clean label has moved beyond niche wellness markets into general retail.

Retail and digital pressure combined

Algorithms, shelf placement, and filter systems increasingly determine whether products are visible. For brands, failing to meet clean label expectations means exclusion or low ranking, requiring greater investment in direct marketing to maintain presence.

Reformulation challenges by dosage form

Brands aiming to align with clean label must rethink formulations. Each dosage form carries unique hurdles:

Gummies: Attractive but prone to stability issues. Natural sweeteners and fruit bases affect taste and moisture, while lack of preservatives shortens shelf life.

Softgels: Effective for oils but dependent on gelatin, limiting vegan or halal claims. Plant-based alternatives increase costs and manufacturing complexity.

Tablets: Economical but excipient-heavy. Natural substitutes reduce compressibility, increase microbial risks, and create variability.

These difficulties highlight the need for more compatible formats.

Hard capsules: the clean solution

Hard capsules require minimal excipients and are inherently suited to clean label positioning.

ACGcaps™ H+, certified by the Clean Label Project, sets a new standard. Its shell is made only from cellulose and water, making it both simple and inclusive across dietary needs. It also supports diverse formulations, from powders to oils.

ACG innovations—such as NTone natural colors, TSafe TiO₂-free opacifiers, and vegan printing inks—reinforce clean label authenticity and allow brand differentiation.

Advantages of ACGcaps™ H+:

Minimalist and stable composition.

Plant-based, suitable for vegan, kosher, and halal needs.

Natural taste- and odor-masking without extra agents.

Ready-to-fill, simplifying production timelines.

Conclusion

Retailers and digital platforms are now the arbiters of supplement standards, enforcing clean label expectations more strongly than regulators.