ZINC SOURCE

📋 Quick facts

Quick Facts:

• Category: other
• Also Known As: Fonte di zinco, fonte di zinco

Proven Benefits At A Glance:

• Zinc is a mineral that plays a role in immune function and growth
• Different zinc sources (organic vs. inorganic) may be processed differently by the body
• Research on zinc’s benefits in humans is limited; most available studies focus on livestock
• The sources disagree on whether zinc source matters for immune response

📊 Comedogenicity

🛡️ Safety rating

Safety tier is a starting heuristic from regulatory status and comedogenic rating, not a dermatological verdict — see our Terms for the full disclaimer. Research confidence reflects how many real cited studies back this ingredient, not the strength of their findings.

🌍 Regulatory Status

💧 Skin Type Compatibility

⚠️ Don’t Combine With

📚 Research & Evidence

🔬 The Science

The available research on zinc sources comes from animal studies rather than human skincare or health research, which limits what we can confidently say about benefits for people. Here’s what the studies actually found:

#1: Zinc supplementation may support growth. In growing cattle, zinc supplementation of any kind—whether organic (protein-bound) or inorganic (zinc oxide)—increased average daily gain compared to no supplementation (J Anim Sci, 2002). However, this tells us about livestock fed specific diets, not human skin health. #2: Different zinc sources may be processed differently. One study found that organic zinc sources (zinc proteinate) resulted in higher soluble zinc concentrations in the digestive tract compared to inorganic zinc oxide (J Anim Sci, 2002), suggesting the body may absorb or utilize different zinc forms differently.

That said, the same study found both sources produced similar improvements in some measures like meat quality. #3: Zinc source effects on immune response are inconsistent. One cattle study found organic zinc sources boosted a specific immune marker (antibody titers) after vaccination, while the other cattle study found no clear immune benefits from either zinc source during disease stress (J Anim Sci, 2004). The sources contradict each other, which suggests the effect—if real—may be small or context-dependent. Importantly, these are all beef cattle studies. There is no human skincare research provided here, so claims about zinc for skin health, wound healing, acne, or other skin conditions cannot be made from these sources alone.

📄 Related Research

Matched by search — not necessarily verified support for every statement above.

• Spears JW et al. (2002). Effect of zinc source (zinc oxide vs zinc proteinate) and level on performance, carcass characteristics, and immune response of growing and finishing steers. J Anim Sci.
• Salyer GB et al. (2004). Effects of copper and zinc source on performance and humoral immune response of newly received, lightweight beef heifers. J Anim Sci.
• Lowe JA et al. (1994). Zinc source influences zinc retention in hair and hair growth in the dog. J Nutr.

🧴 Products Containing ZINC SOURCE