Best Supplements for Skin: What Actually Works?

By Lily Shapiro, PharmD · Approx. 6 min read

If you're looking for the best supplements for skin, the answer depends on what you're trying to support. Skin structure, hydration, barrier function and antioxidant defense involve different biological systems—and no single ingredient addresses all of them.

Short Answer

The skin supplements with meaningful human evidence include specific collagen peptides for elasticity and wrinkles, oral ceramides for hydration and barrier function, and certain carotenoids and polyphenol-rich extracts studied for skin quality and responses to environmental stress. Vitamins and minerals also provide essential nutritional support for normal skin biology.

The best approach depends less on finding one “miracle” ingredient and more on supporting the different systems skin relies on.

What Should You Look for in a Skin Supplement?

A useful way to evaluate skin supplements is by asking which aspect of skin biology an ingredient supports—and whether the specific ingredient and dose have been studied in humans.

The major categories include structural peptides, barrier lipids, carotenoids, polyphenols, vitamins and minerals.

1. Collagen Peptides: Structure + Elasticity

Collagen is the major structural protein in the dermis, and oral collagen peptides are among the most studied ingredients in the skin-supplement category.

Randomized controlled trials of specific collagen peptides have reported improvements in measures including skin elasticity and wrinkle volume.¹²

That does not mean every collagen product produces the same results. Research varies by peptide composition, dose and study design, and recent meta-analyses have raised legitimate questions about study quality and industry funding.³⁴

The most defensible conclusion is that specific collagen peptides have human evidence for certain skin outcomes, while results should not automatically be generalized to every collagen supplement.

2. Oral Ceramides: Hydration + Skin Barrier

Ceramides are lipids that make up an important part of the skin's outer barrier. When barrier function is impaired, water escapes more readily from the skin, contributing to dryness.

In a randomized, double-blind study, a wheat-derived ceramide preparation at 30 mg per day improved measures of hydration, transepidermal water loss, smoothness, elasticity and wrinkle depth compared with placebo.⁵

A systematic review and meta-analysis also found that oral ceramide supplementation significantly increased skin hydration and reduced transepidermal water loss.⁶

That makes oral ceramides particularly relevant when the goal is hydration and barrier support, rather than collagen structure alone.

3. Carotenoids: Antioxidant + Environmental Defense

Carotenoids are naturally occurring pigments that include compounds such as astaxanthin, lutein, zeaxanthin, lycopene and beta-carotene.

Different carotenoids have different evidence. A meta-analysis of randomized trials of oral astaxanthin found significant pooled effects on skin moisture and elasticity, although the studies were relatively small and heterogeneous.⁷

Lutein and zeaxanthin have also been studied in humans for skin parameters including photoprotection, hydration and elasticity.⁸

Importantly, more antioxidant is not automatically better. The effect of an antioxidant can depend on the compound, dose and biological environment. Skin antioxidant defense is a network rather than a competition to find the single strongest antioxidant.

4. Polyphenols: Oxidative + Environmental Stress

Polyphenols are a broad family of plant-derived compounds that includes flavonoids, catechins and proanthocyanidins. They can influence antioxidant and other cellular pathways, but “polyphenol” is a chemical category—not a guarantee of a visible skin benefit.

Human skin research has examined compounds and extracts including green-tea catechins such as EGCG, grape-seed proanthocyanidins, citrus flavonoids and Polypodium leucotomos.

A randomized controlled study of a standardized Red Orange Complex® containing citrus polyphenols and carotenoids reported improvements in measures including skin hydration, elasticity, transepidermal water loss and UV response after supplementation.⁹

Oral Polypodium leucotomos has separately been studied for its ability to support the skin's response to UV exposure, including reductions in UV-induced erythema.¹⁰

Important: Oral photoprotective ingredients do not replace sunscreen, protective clothing or other established forms of UV protection.

As with carotenoids, the relevant question is not simply whether a product “contains polyphenols.” It is which polyphenols, in what standardized form, at what dose, and with what human evidence.

5. Vitamins + Minerals: Essential Skin Biology

Vitamins and minerals may not be as novel as collagen or ceramides, but they are fundamental to normal skin function.

Vitamin C is required for normal collagen synthesis and contributes to antioxidant defense. Vitamin A supports normal epithelial differentiation. Vitamin D participates in epidermal biology, while vitamin B3 is required for cellular energy and redox metabolism.

Minerals including zinc and selenium are also involved in normal cellular and antioxidant functions.

But nutritional necessity should not be confused with a dose-response promise: taking more than the body needs does not necessarily produce better skin.

Is Collagen Alone Enough?

Collagen can support one important part of skin biology: dermal structure. But collagen does not replace the lipids that help maintain the skin barrier, nor does it provide the full network of antioxidant compounds and micronutrients involved in the skin's response to environmental stress.

That is why a comprehensive skin-nutrition strategy can reasonably look beyond one ingredient.

A broader approach considers:

Structural peptides for collagen and elasticity
Barrier lipids for hydration and water retention
Carotenoids for antioxidant and environmental defense
Polyphenols that act through complementary antioxidant and cellular pathways
Vitamins and minerals required for normal skin biology

Where ATIKA Advanced Skin Nutrition Fits

ATIKA was designed around this multi-pathway view of skin nutrition. Rather than relying on collagen alone or megadosing a single antioxidant, the skin supplement combines structural peptides, barrier lipids, carotenoids, polyphenols, vitamins and minerals in one daily formula.

Key ingredients include VERISOL® collagen peptides, Ceramosides™, AstaReal® astaxanthin, Red Orange Complex®, Polypodium leucotomos, lutein, zeaxanthin, lycopene, EGCG, grape-seed extract, vitamin C, beta-carotene, vitamin D3, niacinamide, zinc and selenium.

The formulation philosophy is simple: skin is a system, so nutritional support should address more than one pathway.

Frequently Asked Questions

What are the best supplements for skin?

The best-supported options depend on your goal. Specific collagen peptides have human evidence for elasticity and wrinkles, oral ceramides for hydration and barrier function, and certain carotenoids and polyphenol-rich extracts for skin and environmental-stress outcomes. Vitamins and minerals provide additional essential nutritional support.

What supplements help skin look younger?

No supplement has been shown to stop skin aging. However, individual ingredients have been studied for specific features associated with skin aging, including wrinkles, elasticity, hydration and barrier function. Collagen peptides, ceramides and selected antioxidant compounds have some of the most relevant human research.

What supplements are best for skin elasticity?

Specific collagen peptides have some of the most direct human evidence for skin elasticity. Oral ceramides and certain carotenoid supplements have also produced improvements in elasticity in individual studies, although the amount and quality of evidence differ by ingredient.

What supplements are best for dry skin?

Oral ceramides have particularly relevant evidence for dry skin because they support the skin barrier. Randomized studies and meta-analysis have reported improvements in hydration and reductions in transepidermal water loss. Collagen supplementation has also shown hydration benefits in multiple trials.

Are antioxidants good for skin?

Antioxidant compounds can support the skin's defenses against oxidative stress, but they are not interchangeable. Human evidence varies by compound, dose and formulation. Carotenoids such as astaxanthin and lutein and specific polyphenol-rich extracts have been studied for different skin outcomes.

Is collagen enough for skin?

Collagen addresses skin structure, but skin health involves more than collagen. Barrier lipids influence hydration, antioxidant systems help manage oxidative stress, and vitamins and minerals participate in normal cellular function. These are biologically distinct processes.

The Bottom Line

There is no single best supplement for every aspect of skin. Collagen peptides have evidence for structure and elasticity. Ceramides support hydration and barrier function. Carotenoids and polyphenols can support antioxidant and environmental defenses. Vitamins and minerals provide essential nutritional cofactors.

The most comprehensive approach is therefore not necessarily the highest dose of one ingredient. It is to support multiple aspects of skin biology with ingredients that have relevant human evidence.

References

Proksch E, Segger D, Degwert J, Schunck M, Zague V, Oesser S. Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology. Skin Pharmacol Physiol. 2014;27(1):47–55. doi:10.1159/000351376.
Proksch E, Schunck M, Zague V, Segger D, Degwert J, Oesser S. Oral intake of specific bioactive collagen peptides reduces skin wrinkles and increases dermal matrix synthesis. Skin Pharmacol Physiol. 2014;27(3):113–119. doi:10.1159/000355523.
Pu SY, Huang YL, Pu CM, et al. Effects of oral collagen for skin anti-aging: a systematic review and meta-analysis. Nutrients. 2023;15(9):2080. doi:10.3390/nu15092080.
Myung SK, et al. Effects of collagen supplements on skin aging: a systematic review and meta-analysis of randomized controlled trials. Am J Med. 2025;138(9):1264–1277. doi:10.1016/j.amjmed.2025.04.034.
Kern C, Dudonné S, Garcia C. Efficacy of oral supplementation with wheat polar lipid complex containing ceramides on skin hydration and associated clinical signs. J Cosmet Dermatol. 2024;23(4):1320–1330. doi:10.1111/jocd.16130.
Sun Q, et al. Dietary supplementation with nutrients for skin hydration: a systematic review and meta-analysis. Front Nutr. 2022;9:895192. doi:10.3389/fnut.2022.895192.
Zhou X, et al. Effects of astaxanthin on skin health: a systematic review and meta-analysis of randomized controlled trials. Nutrients. 2021;13(9):2917. doi:10.3390/nu13092917.
Palombo P, Fabrizi G, Ruocco V, et al. Beneficial long-term effects of combined oral/topical antioxidant treatment with the carotenoids lutein and zeaxanthin on human skin. Skin Pharmacol Physiol. 2007;20(4):199–210. doi:10.1159/000101807.
Nobile V, et al. The effect of a standardized red orange extract on skin photoaging: a randomized, double-blind, controlled study. Nutrients. 2022;14(11):2241. doi:10.3390/nu14112241.
Middelkamp-Hup MA, Pathak MA, Parrado C, et al. Oral Polypodium leucotomos extract decreases ultraviolet-induced damage of human skin. J Am Acad Dermatol. 2004;51(6):910–918. doi:10.1016/j.jaad.2004.06.027.

Disclaimer

This article is for educational purposes and is not medical advice. Dietary supplements are not intended to diagnose, treat, cure or prevent disease. Consult a healthcare professional before beginning a supplement, particularly if you are pregnant, nursing, taking medication or managing a medical condition.

†These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

What Are the Best Supplements for Skin?