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Vitamin D deficiency still affects many during summer

Many people in sunny regions like Israel may remain vitamin D deficient despite high sun exposure.

July 27, 2025 at 07:36 AM

You might still be vitamin D deficient-even in summer

Despite high sunshine levels, many people remain at risk of vitamin D deficiency due to lifestyle habits.

Vitamin D deficiency persists even in sunny climates

In Israel's summer sun, many people apply sunscreen and seek shade, which can paradoxically lead to vitamin D deficiency. While sunscreen is essential in preventing skin cancer, high-SPF products can block UVB rays necessary for the body's vitamin D production. Individuals who spend most of their time indoors, particularly those over 50 and people with darker skin, are especially at risk. New research shows that vitamin D supports not only bone health but also cellular aging. Regular testing for vitamin D levels is advised, even during summer, as many in this sunny region may still fall short of sufficient levels.

Key Takeaways

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High SPF sunscreens block UVB rays essential for vitamin D synthesis.

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Sunscreen use, while protective, may lead to lower vitamin D levels.

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Older adults and those with darker skin are at greater risk of deficiency.

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Annual testing for vitamin D levels is crucial, regardless of sun exposure.

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Liposomal technology enhances vitamin D absorption significantly.

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Maintaining optimal vitamin D levels can contribute to better overall health.

"Applying sunscreen is good practice but comes with a trade-off."

This highlights the dilemma of skin protection versus nutrient absorption.

"Vitamin D may actually slow aging from the inside out."

This statement underscores the importance of vitamin D for cellular health.

"Many Israelis spend most of their time in the shade even in summer."

People's lifestyles in sunny regions often negate the benefits of sunlight.

"Liposomal supplements can increase blood levels of vitamin D by up to 73%."

This emphasizes the effectiveness of modern technology in nutrient absorption.

The situation raises important concerns. In a world increasingly focused on skin protection, we risk overlooking the vital benefits of vitamin D. This nutrient serves crucial roles, from supporting bone health to potentially slowing down the aging process at a cellular level. The irony is stark; even in sunny climates, lifestyle choices can lead to significant deficiencies. This finding highlights the need for public awareness about balancing sun safety with necessary nutrient absorption.