Vitamins A and D: Powerful Immunity, Clear Vision and Bone Health – Advanced Supplement for Cellular Protection, Skin and Mineral Balance

Vitamins A and D, Swanson is a premium dietary supplement formulated to support essential body functions that depend on two fundamental fat-soluble vitamins: Vitamin A and Vitamin D. The product provides Vitamin A (1500 μg RAE) from a valuable combination of cod liver oil and vitamin A palmitate, alongside Vitamin D (10 mcg) from cod liver oil and cholecalciferol (vitamin D3). This combination is relevant because it reproduces a natural synergy: vitamin A supports the integrity of protective barriers (skin and mucous membranes), visual function and cellular differentiation, while vitamin D influences immunity, calcium-phosphorus balance and bone and muscle health.

In the body, fat-soluble vitamins act as "biological regulators" with profound impact on gene expression, immune function and maintaining healthy tissues. Subclinical deficiencies are common, especially in periods with reduced sun exposure, unbalanced nutrition or increased immune system demands. Vitamin A is essential for visual adaptation to darkness and for protecting mucous membranes, and vitamin D is considered a major pillar of modern immunity, being involved in immune cell function, bone mineralization and maintaining muscle strength. Through this formula, Vitamins A and D, Swanson offers complete support for body protection, immune resistance and maintaining bone and cellular structure.

Detailed Benefits of Vitamins A and D

 

• Supporting the immune system and natural defense

An efficient immune system depends not only on immune cells, but also on the protective barrier formed by skin and mucous membranes. Vitamin A contributes to maintaining the integrity of these barriers, and vitamin D supports the coordinated functioning of the immune response, including modulation of inflammatory reactions.

✅ Vitamin A supports mucous membrane health (respiratory, digestive), the body's first line of defense
✅ Vitamin D contributes to normal immune system function and body resilience
✅ A + D synergy for more complete protection in periods of increased demands

This combination is valuable especially when the body needs additional support to maintain stable natural defense.

 

• Clear vision and optimal visual adaptation, including in low light

Vitamin A is one of the most important vitamins for eye health, being involved in the formation of rhodopsin, an essential pigment for vision in low light conditions. In addition, vitamin A supports corneal health and maintaining a hydrated and protected ocular surface.

✅ Contributes to maintaining normal vision and adaptation to darkness
✅ Supports corneal integrity and ocular surface protection
✅ Helps maintain ocular comfort through support for sensitive tissues

For people exposed to screens, artificial light or visual fatigue, adequate vitamin A intake remains a key element for maintaining visual function.

 

• Skin and mucous membrane health: regeneration and cellular protection

Skin and mucous membranes are structures with rapid cellular turnover and need specific nutrients for regeneration. Vitamin A is involved in cellular differentiation and maintaining healthy skin appearance, while vitamin D influences repair processes and inflammatory balance at the skin level.

✅ Vitamin A supports skin regeneration and integrity, contributing to a healthy appearance
✅ Helps maintain normal mucous membranes with protective and filtering roles
✅ Vitamin D supports skin function balance and physiological response to external factors

Through this support, the formula is relevant both for skin comfort and for body protection at the level of natural barriers.

 

• Bone health and calcium-phosphorus balance: structure and resistance

Vitamin D is one of the most important vitamins for bone health, as it contributes to calcium and phosphorus absorption and to maintaining normal concentrations of these minerals in the blood. This process is fundamental for bone mineralization and for reducing the risk of fragility over time.

✅ Contributes to normal absorption and utilization of calcium and phosphorus
✅ Supports maintaining bone density and normal bone structure
✅ Supports mineral balance, essential for resistance and stability

In the context of a sedentary lifestyle or reduced sun exposure, vitamin D becomes essential metabolic support for skeletal system health.

 

• Supporting muscle function and physical vitality

Muscles depend on optimal calcium signaling, neuromuscular function and balanced mineral metabolism. Vitamin D is directly involved in muscle function, being associated with maintaining strength and physical performance, especially in periods with increased demands or slow recovery.

✅ Contributes to normal muscular system function
✅ Supports tone and effort capacity through metabolic support
✅ Helps maintain mobility and physical resilience long-term

This effect is relevant both for active people and for those seeking to maintain muscle strength and stability with advancing age.

 

• Support for dental health and maintaining mineral structure

Dental health depends not only on hygiene, but also on correct mineralization and calcium metabolism. Vitamin D contributes to maintaining normal teeth through supporting mineral absorption, and vitamin A supports oral tissue and mucous membrane health.

✅ Contributes to maintaining normal teeth through mineral and metabolic support
✅ Supports oral tissue and mucous membrane health as part of the natural barrier
✅ Supports general mineral balance, important for structure and resistance

 

• Indirect antioxidant protection and support for regulating cellular functions

Vitamin A has an important role in regulating cellular differentiation and maintaining normal functions of tissues with rapid regeneration. Vitamin D, in turn, acts as a biological modulator, influencing gene expression involved in immunity and mineral metabolism. Together, they support essential cellular processes that keep the body functional and resistant.

✅ Vitamin A supports cellular differentiation and regeneration processes
✅ Vitamin D supports biological regulation of immunity and mineral metabolism
✅ Synergy for maintaining internal balance and vital functions

 

• Combined sources: cod liver oil + well-absorbable forms

The Swanson formula combines the tradition of cod liver oil with modern and efficient forms: vitamin A palmitate and cholecalciferol (D3). This combination offers a robust nutritional base for supporting key body functions.

✅ Complex supply of Vitamin A from cod liver oil and palmitate, for ocular and cellular support
✅ Supply of Vitamin D from cod liver oil and D3, for immunity and mineralization
✅ Practical combination for simultaneous support of immunity, skin, vision and skeletal system

Vitamins A and D, Swanson thus offers an advanced formula, oriented towards the most important needs of the modern body: immune protection, ocular health, skin integrity and bone support, in a synergistic combination with profound impact on essential body functions.

 

Directions for Use

As a dietary supplement, take one softgel daily with water. Women who are pregnant or may become pregnant should not exceed the recommended dose.





 

Supplement Facts
Serving Size: 1 Softgel
	Amount Per Serving	%Daily Value
Vitamin A (from cod liver oil and vitamin A palmitate)	1,500 mcg RAE	167%
Vitamin D (from cod liver oil and cholecalciferol)	10 mcg	50%

 

 

 

Other Ingredients

May contain vegetable oil (corn or soybean oil); contains gelatin, glycerin, purified water.
Contains fish (cod).
Contains a food ingredient obtained through bioengineering.

 

Warnings

For adults only. Consult your healthcare provider before using this product or any other product if you are pregnant or nursing, taking medication or have a medical condition.
Keep out of reach of children. Do not use if seal is broken. Store in a cool, dry place. Do not refrigerate.